—Could I use your bike?　—Yes, surely you ______.

The suggestion that the president _____ the meeting was accepted.

My most devoted friend, Professor Yang, _______ often go hiking when he lived in the mountain that was covered with forest.

Mr. Blake __________my letter, otherwise he would have replied by now.

 —Guess what ! I have got A for my term paper .—Great ! You ________ read widely and put a lot of work into it .