--- Steve, don’t do eye exercises with your eyes _________.--- Sorry, I won’t.

一What are you going to do this weekend?一Well，we’ll clean up the city parks _______ it rains .

— _______ is it to your hometown from here?— Well, it takes over two hours to get there by train.

It’s a wise ________ to wear the white tie. It matches your shirt well.

_____ Lisa _____ lily may go with you because one of them must stay at home to look after the dog.