--- What colour is it? --- _________.A. It's white. B. Yes. C. They're small.
There are twenty_____in our school. Some of them are____.
---____did she go to Beijing? ---You won’t believe it! On foot.
--____will you come back? ----In an hour.
I ___the blackboard, but I can’t ______a word.
--______dress is this? --It’s my dress.