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【单选题】
在直流稳态时，电容元件上（ ）A 有电流，有电压 B 有电流，无电压 C 无电流，无电压 D 无电流，有电压
A.
有电流，有电压
B.
有电流，无电压
C.
无电流，无电压
D.
无电流，有电压
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参考答案：
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【单选题】听力原文：W: Could you check on the arrangements in the conference room for this evening's program? We may have more guests than expected. M: Sure, and I'll arrange for extra chairs. Is there anything else...
A.
Send out the invitations.
B.
Arrange for accommodations.
C.
Welcome guests to a show.
D.
Supervise preparations for an event.
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【单选题】美国的主要内河可航水道不包括( )。
A.
密西西比河
B.
圣劳伦斯河
C.
科罗拉多河
D.
亚马逊河
查看完整题目与答案
【单选题】甲类功率放大电路的能量转换效率最高是()。
A.
0
B.
1
C.
（0.5）
D.
（0.2）
查看完整题目与答案
【简答题】In the following conversation, Louisa is calling Holiday Inn to book two rooms for her guests. Fill in the blanks with what you hear. Write A B C D E in the blank. Receptionist: Good afternoon! Holida...
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【单选题】甲类功率放大电路的能量转换效率最高是( )。
A.
50%
B.
78．5%
C.
100%
查看完整题目与答案
【单选题】介绍酒店设施设备
A.
Mr.Jackson, this way please. May I have you room key please? I will bring you back to the room.In order to ensure the privacy of the guests, we need to swipe the card to arrive at all the rooms.
B.
Breakfast is served in seasonal tastes on the 50nd floor and the operation time is from 06:00am to 10:30am, just tell the attendant your room number when you have the breakfast. The hotel lounge is on the 51ST floor, operation time is from 09:00am to midnight, you can come here to order some drinks and snacks and spend your spare time. The JinYaoXuan Hotpot restaurant is on the 53rd floor, and the lunch time is from 11:30am to 2:00pm, dinner time is from 5:30pm to 22:00pm. And you can enjoy the seafood hotpot and local dishes.
C.
Mr.Jackson, Would you mind putting your luggage on the rack?
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【单选题】甲类功率放大电路的能量转换效率最高是 多少?( )
A.
50%
B.
78.5%
C.
90%
D.
100%
查看完整题目与答案
【单选题】正确测量,记录心脏病病人脉搏的方法
A.
每次计数半分钟
B.
脉搏短绌应先测脉率后测心率
C.
用拇指诊脉
D.
记录脉率符号用红点
E.
绌脉记录为脉率/心率
查看完整题目与答案
【简答题】Un ___________ the teacher by listening for the important po __________ . I can in the dishes in my restaurant to fo __________ guests. Don’t feel sh __________ to do that. I find it di __________ to ...
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【多选题】Which of the following are offers of extra help to guests when they check out?
A.
Mr. /Mrs. **, do you need an invoice?
B.
Mr. /Mrs. **, do you need any luggage assistance?
C.
Mr. /Mrs. **, may I ask you where your next destination is? I can assist you to book another ** (hotel brand) hotel.
D.
Mr. /Mrs. **, do you need taxi service or do you need me to issue the parking coupon?
查看完整题目与答案
相关题目：
【单选题】听力原文：W: Could you check on the arrangements in the conference room for this evening's program? We may have more guests than expected. M: Sure, and I'll arrange for extra chairs. Is there anything else...
A.
Send out the invitations.
B.
Arrange for accommodations.
C.
Welcome guests to a show.
D.
Supervise preparations for an event.
查看完整题目与答案
【单选题】美国的主要内河可航水道不包括( )。
A.
密西西比河
B.
圣劳伦斯河
C.
科罗拉多河
D.
亚马逊河
查看完整题目与答案
【单选题】甲类功率放大电路的能量转换效率最高是()。
A.
0
B.
1
C.
（0.5）
D.
（0.2）
查看完整题目与答案
【简答题】In the following conversation, Louisa is calling Holiday Inn to book two rooms for her guests. Fill in the blanks with what you hear. Write A B C D E in the blank. Receptionist: Good afternoon! Holida...
查看完整题目与答案
【单选题】甲类功率放大电路的能量转换效率最高是( )。
A.
50%
B.
78．5%
C.
100%
查看完整题目与答案
【单选题】介绍酒店设施设备
A.
Mr.Jackson, this way please. May I have you room key please? I will bring you back to the room.In order to ensure the privacy of the guests, we need to swipe the card to arrive at all the rooms.
B.
Breakfast is served in seasonal tastes on the 50nd floor and the operation time is from 06:00am to 10:30am, just tell the attendant your room number when you have the breakfast. The hotel lounge is on the 51ST floor, operation time is from 09:00am to midnight, you can come here to order some drinks and snacks and spend your spare time. The JinYaoXuan Hotpot restaurant is on the 53rd floor, and the lunch time is from 11:30am to 2:00pm, dinner time is from 5:30pm to 22:00pm. And you can enjoy the seafood hotpot and local dishes.
C.
Mr.Jackson, Would you mind putting your luggage on the rack?
查看完整题目与答案
【单选题】甲类功率放大电路的能量转换效率最高是 多少?( )
A.
50%
B.
78.5%
C.
90%
D.
100%
查看完整题目与答案
【单选题】正确测量,记录心脏病病人脉搏的方法
A.
每次计数半分钟
B.
脉搏短绌应先测脉率后测心率
C.
用拇指诊脉
D.
记录脉率符号用红点
E.
绌脉记录为脉率/心率
查看完整题目与答案
【简答题】Un ___________ the teacher by listening for the important po __________ . I can in the dishes in my restaurant to fo __________ guests. Don’t feel sh __________ to do that. I find it di __________ to ...
查看完整题目与答案
【多选题】Which of the following are offers of extra help to guests when they check out?
A.
Mr. /Mrs. **, do you need an invoice?
B.
Mr. /Mrs. **, do you need any luggage assistance?
C.
Mr. /Mrs. **, may I ask you where your next destination is? I can assist you to book another ** (hotel brand) hotel.
D.
Mr. /Mrs. **, do you need taxi service or do you need me to issue the parking coupon?
查看完整题目与答案
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