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短文理解：你将听到一段短文，请根据听到的内容选择正确的答案。听两遍。 1. When did the children go skating? A. After breakfast. B. Before supper. C．After lunch. 2. How many children skated on the lake? A. Three. B. Four. C. Five. 3. Who skated best of all the children? A. Allan did. B. Paul did. C. Bill did. 4. Why did Paul fall into the water? A. Because he skated fast. B. Because he was not good at skating. C. Because he didn't know the ice there was broken. 5．Who helped Paul? A. His friends. B. His parents. C. Two workers.
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【多选题】Which three IP multicast related statements are true？ （Choose three.）  （）
A.
Multicast addresses 224.0.1.0 through 238.255.255.255 are called globally scoped addresses. They are used to multicast data between organizations and across the Internet
B.
The multicast address 224.0.0.1 is a globally scoped address that has been reserved for the Network  Time Protocol （NTP） by the IANA
C.
Multicast addresses 239.0.0.0 through 239.255.255.255 are called limited scope addresses. They are  constrained to a local group or organization
D.
Multicast addresses 224.0.0.5 and 224.0.0.6 are limited scoped addresses that have been reserved for  OSPF
E.
Multicast addresses 224.0.0.0 through 224.0.0.255 are used for network protocols on local LAN segments. Because they are always transmitted with a Time to Live （TTL） of 1， they are never forwarded  by a router
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【多选题】Which two multicast IP addresses can be represented by the multicast MAC addre ss 0100.5e0A.0A07?（）
A.
228.10.10.7
B.
229.11.10.7
C.
229.138.10.7
D.
229.138.10.8
E.
228.10.10.8
F.
228.10.138.7
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【多选题】Which three IP multicast address related statements are true？ （Choose three.） （）
A.
Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted  with Time to Live （TTL） greater than 1.
B.
Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers.
C.
Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link-local addresses used by PIMv2 and  IGMPv3.
D.
Because they would map to overlapping IP multicast MAC addresses， multicast addresses 224.0.1.1  and 238.1.1.1 could not be used together.
E.
Multicast address 224.0.1.1 has been reserved for the Network Time Protocol （NTP） by the IANA
F.
The administratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in  purpose to RFC 1918 private unicast addresses.
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【多选题】Which three IP multicast group concepts are true？ （Choose three.） （）
A.
If a packet is sent to a multicast group address， all members of the multicast group will receive it
B.
If a packet is sent to a multicast group address， the multicast frame contains the source multicast  address
C.
A router does not have to be a member of a multicast group to receive multicast data.
D.
A router does not have to be a member of a multicast group to send to the group.
E.
A router must be a member of a multicast group to receive multicast data.
F.
A router must be a member of a multicast group to send to the group.
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【单选题】患者，女性，28岁。医生诊断为外阴阴道假丝酵母菌病。护士指导患者在很多治疗方法时应首选
A.
广谱抗生素
B.
性伴侣需同时治疗
C.
4％碳酸氢钠液冲洗阴道后阴道上药
D.
全身用药较局部用药效果好
E.
2％～4％碳酸氢钠液冲洗阴道
查看完整题目与答案
【多选题】Which three IP multicast address related statements are true?（）
A.
Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link - local addresses used by PIMv2 and IGMPv3
B.
Because they would map to overlapping IP multicast MAC addresses, multicast addresses 224.0.1.1 and 238.1.1.1 could not be used toget her
C.
Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted with Time to Live (TTL) greater than 1
D.
Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers
E.
The a dministratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in purpose to RFC 1918 private unicast addresses
F.
Multicast address 224.0.1.1 has been reserved for the Network Time Protocol (NTP) by the IANA
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【判断题】《相见欢·无言独上西楼》全诗表达了作者作为亡国之君的哀之痛、思之切
A.
正确
B.
错误
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【单选题】患者女性,28岁,医生诊断为外阴阴道假丝酵母病。护士指导患者在选择治疗方法时应首选
A.
广谱抗生素
B.
性伴侣需同时治疗
C.
局部用2%~4%碳酸氢钠液冲洗阴道后阴道上药
D.
全身用药较局部用药好
E.
2%~4%碳酸氢钠液冲洗阴道
查看完整题目与答案
【多选题】WHICH THREE IP ADDRESSES ARE PRIVATE ? (CHOOSE THREE.)
A.
10.1.1.1
B.
224.6.6.6
C.
192.168.5.5
D.
172.32.5.2
E.
172.16.4.4
F.
192.167.10.10
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【多选题】Ezonexam is using IP addressing according to RFC 1918. Which three address ranges are used for internal private address blocks as defined by RFC 1918? (Choose all that apply)
A.
0.0.0.0 to 255.255.255
B.
10.0.0.0 to 10.255.255.255
C.
172.16.0.0 to 172.16.255.255
D.
172.16.0.0 to 172.31.255.255
E.
127.0.0.0. to 127.255.255.255
F.
192.168.0.0 to 192.168.255.255
G.
224.0.0.0 to 239.255.255.255
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相关题目：
【多选题】Which three IP multicast related statements are true？ （Choose three.）  （）
A.
Multicast addresses 224.0.1.0 through 238.255.255.255 are called globally scoped addresses. They are used to multicast data between organizations and across the Internet
B.
The multicast address 224.0.0.1 is a globally scoped address that has been reserved for the Network  Time Protocol （NTP） by the IANA
C.
Multicast addresses 239.0.0.0 through 239.255.255.255 are called limited scope addresses. They are  constrained to a local group or organization
D.
Multicast addresses 224.0.0.5 and 224.0.0.6 are limited scoped addresses that have been reserved for  OSPF
E.
Multicast addresses 224.0.0.0 through 224.0.0.255 are used for network protocols on local LAN segments. Because they are always transmitted with a Time to Live （TTL） of 1， they are never forwarded  by a router
查看完整题目与答案
【多选题】Which two multicast IP addresses can be represented by the multicast MAC addre ss 0100.5e0A.0A07?（）
A.
228.10.10.7
B.
229.11.10.7
C.
229.138.10.7
D.
229.138.10.8
E.
228.10.10.8
F.
228.10.138.7
查看完整题目与答案
【多选题】Which three IP multicast address related statements are true？ （Choose three.） （）
A.
Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted  with Time to Live （TTL） greater than 1.
B.
Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers.
C.
Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link-local addresses used by PIMv2 and  IGMPv3.
D.
Because they would map to overlapping IP multicast MAC addresses， multicast addresses 224.0.1.1  and 238.1.1.1 could not be used together.
E.
Multicast address 224.0.1.1 has been reserved for the Network Time Protocol （NTP） by the IANA
F.
The administratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in  purpose to RFC 1918 private unicast addresses.
查看完整题目与答案
【多选题】Which three IP multicast group concepts are true？ （Choose three.） （）
A.
If a packet is sent to a multicast group address， all members of the multicast group will receive it
B.
If a packet is sent to a multicast group address， the multicast frame contains the source multicast  address
C.
A router does not have to be a member of a multicast group to receive multicast data.
D.
A router does not have to be a member of a multicast group to send to the group.
E.
A router must be a member of a multicast group to receive multicast data.
F.
A router must be a member of a multicast group to send to the group.
查看完整题目与答案
【单选题】患者，女性，28岁。医生诊断为外阴阴道假丝酵母菌病。护士指导患者在很多治疗方法时应首选
A.
广谱抗生素
B.
性伴侣需同时治疗
C.
4％碳酸氢钠液冲洗阴道后阴道上药
D.
全身用药较局部用药效果好
E.
2％～4％碳酸氢钠液冲洗阴道
查看完整题目与答案
【多选题】Which three IP multicast address related statements are true?（）
A.
Multicast addresses 224.0.0.13 and 224.0.0.22 are reserved link - local addresses used by PIMv2 and IGMPv3
B.
Because they would map to overlapping IP multicast MAC addresses, multicast addresses 224.0.1.1 and 238.1.1.1 could not be used toget her
C.
Multicast addresses 224.0.0.0 through 224.0.0.255 are always forwarded because they are transmitted with Time to Live (TTL) greater than 1
D.
Multicast addresses 224.0.0.5 and 224.0.0.6 are source multicast addresses for OSPF routers
E.
The a dministratively scoped multicast addresses 239.0.0.0 through 239.255.255.255 are similar in purpose to RFC 1918 private unicast addresses
F.
Multicast address 224.0.1.1 has been reserved for the Network Time Protocol (NTP) by the IANA
查看完整题目与答案
【判断题】《相见欢·无言独上西楼》全诗表达了作者作为亡国之君的哀之痛、思之切
A.
正确
B.
错误
查看完整题目与答案
【单选题】患者女性,28岁,医生诊断为外阴阴道假丝酵母病。护士指导患者在选择治疗方法时应首选
A.
广谱抗生素
B.
性伴侣需同时治疗
C.
局部用2%~4%碳酸氢钠液冲洗阴道后阴道上药
D.
全身用药较局部用药好
E.
2%~4%碳酸氢钠液冲洗阴道
查看完整题目与答案
【多选题】WHICH THREE IP ADDRESSES ARE PRIVATE ? (CHOOSE THREE.)
A.
10.1.1.1
B.
224.6.6.6
C.
192.168.5.5
D.
172.32.5.2
E.
172.16.4.4
F.
192.167.10.10
查看完整题目与答案
【多选题】Ezonexam is using IP addressing according to RFC 1918. Which three address ranges are used for internal private address blocks as defined by RFC 1918? (Choose all that apply)
A.
0.0.0.0 to 255.255.255
B.
10.0.0.0 to 10.255.255.255
C.
172.16.0.0 to 172.16.255.255
D.
172.16.0.0 to 172.31.255.255
E.
127.0.0.0. to 127.255.255.255
F.
192.168.0.0 to 192.168.255.255
G.
224.0.0.0 to 239.255.255.255
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