题目内容：

8.He woke early _____ it was raining.
A.finding B.to find C.found D.to have found
9.I regretted _____ the days when I _____ hard at school.
A.wasting,must have worked B.having wasted ,should have worked C.to waste ,should work D.to have worked ,would work
10.Some students prefer a strict teacher who tells them exactly _____,others prefer ____ to work on their own,
A.what to do ,to be left B.what to do ,to leave C.how to do ,to be left D.how to do ,to leave
11.It was rather careless of you ____ your bag in the bus .
A.to have left B.to have C.leave D.left
12.I regret ______ you the news _____ you failed this time.
A.to tell ,that B.telling ,that C.to tell ,which D.having told ,which
13.When the fire broke out ,the Smiths happened____at the cinema.
A.be B.were C.to have been D.to be
一定要解释下为什么选啊,

优质解答

B 一楼的解释应该是对的B regret 即可做及物动词又可作不及物动词,在此处主要按句意理我对于那些我在本该好好学习却已经浪费掉的日子表示惋惜,强调本该和已浪费.A 区分what to do 和 how to do ,一般就是看do 后面有...