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【单选题】
体育锻炼能有效地降低焦虑,要达到此效果每次锻炼的时间至少要大于( )A.
20 分钟
B.
15 分钟
C.
10 分钟
D.
5 分钟
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反馈参考答案：
举一反三
【单选题】Which is the right format of converting (76)8 into hexadecimal?
A.
3E
B.
F8
C.
2A
D.
7E
【单选题】( )是建立在OSI开放系统网络平台上,以存储转发为基础、非实时的电子通信系统作为EDI的传输系统。
A.
MHS 方式
B.
LAN 方式
C.
PTP 方式
D.
VAN 方式
【单选题】Which is the right description about hip joint?
A.
It is the biggest and most complex joint in human body.
B.
It belongs to the biaxial joint.
C.
Neck of femur is out of the articular capsule completely.
D.
Femoral head is easy to dislocate downwards.
E.
It is a synovial joint.
【单选题】Which is the right description about hip joint?
A.
It is the biggest and most complex joint in human body.
B.
It belongs to the biaxial joint.
C.
Neck of femur is out of the articular capsule completely.
D.
Femoral head is easy to dislocate downwards.
E.
all of above
【单选题】患狂病日久，心中烦躁，多言善惊，失眠多梦，形体消瘦，面色潮红，舌暗红，脉细而数。该病例中医治法宜选用：（）
A.
清心涤痰
B.
益气养阴
C.
滋阴降火
D.
滋肾养阴
E.
清心安神
【单选题】As for paying attention to kids ’ safety online, which is the right measure?
A.
Forbid kids to make online friends.
B.
Focus on the kids ’ Internet activities and chat room “friends”.
C.
Allow kids to give out personal information.
D.
Read your kids’ E-mails .
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