某生物小组的同学在清扫学校仓库时，发现墙角潮湿的拖布和扫帚下面有许多鼠妇，当他们拿起拖布和扫帚时，鼠妇迅速爬走．

（1）针对上述情况，请你提出2个问题：______．

（2）如果我们要探究土壤的潮湿程度对鼠妇生活的影响，那么

a、实验变量是______．

b、请你设计实验方案

①______；

②______；

③______．

c、结果预测及相应结论

①______；

②______；

③______．

—Can the new railway station ____ as planned?

—Sure,        it completed in time, we’ll work two more hours a day.

A．finish; having

B．finish; have

C．be finished; to get

D．be finished; have got