—May I smoke here ?—If you ____, choose a seat in the smoking section. 

It is strange that the small boy _________ work out such a difficult exercise, which is even hard to settle for adults.

Jeffery said he          to the get-together the next day, but he didn’t．

－Oh, it’s you, Steve! I ______ you. 　 －No surprising. I’ve just had my hair cut. 

I didn’t visit the TV station. But I do wish I 　　　 there.