依次填入下列各句横线处的成语，最恰当的一组是  ①有人认为反腐败查下去会打击面过大，影响经济发展；也有人认为反腐败会让干部变得缩手缩脚、________，不愿意干事了。②孰仁孰暴，对立分明，而两者之中不能有中立的余地。像伯夷、叔齐那样，既不赞成殷纣，又不赞成周武王，那种________的态度似乎是无法维持的。③在革命的时代里，我们犯了错误——只有些爱国心，而不认识革命道路。细想起来，我们的独立不倚不过是________，但求无过而已。

I’ll________thematterassoonaspossible.Justhavealittlepatience.

There is not many differences between the two. I really don’t know ___________.

time of HINI, scientists ____ their spare timeto conduct research on the ways of curing the disease

Travelling on these lines was not convenient, , as each line was possessed by a different company, and many were very far from each other.