––I didn’t go to work yesterday because my car broke down.––You _____ mine. I wasn’t using it then.

Yunnan is beautiful and I’m _____ visiting it again.

ˉWhy did she spend so much time searching shop after shop for a time?ˉ Oh, she was _____ about her clothes.

Either you or he ________ a shower first.

In our school library there_______ a number of books on science, and in these years the number of them_______ growing larger and larger.