I_______ my homework when my mother________back.
Money is important ______ it’s not the most important thing.
—Whose shirt is this? —It ______ be Li Lei’s. It is too big for him.
Could you tell me ______ the bookshop is?
I don’t know ______ he will come tomorrow. ______ he comes , I’ll tell you.
He was afraid ______ make friends with anyone.