They _______ the train until it disappeared in the distance.

I borrow a book from my friend and I can ________ it for a week.

Too much homework  can make us _______ or sad.

The skirt ______ soft as if it is made of silk.

------Look at the old women on the square. How happily they are dancing! ------Yes. But they  _____ stay at home alone or watch TV.