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问题 选择题

Could I invite my friends _____ my party, mom? [ ]

A. for

B. with

C. to

D. in

答案

答案：C

单项选择题

Nursing measures for the client who has had an MI include helping the client to avoid activity that results in Valsalva’s maneuver. Valsalva’s maneuver may cause cardiac dysrhythmias, increased venous pressure, increased intrathoracic pressure, and thrombi dislodgment. Which of the following actions would help prevent Valsalva’s maneuver

A. Have the client drink fluids through a straw.
B. Have the client avoid holding her breath during activity.
C. Have the client assume a side-lying position.
D. Have the client clench her teeth while moving in be
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单项选择题

当掘进工作面进入积水警戒线后，必须超前探放水，并在距积水实际边界（）m处停止掘进。

A、20m

B、100m

C、150m
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