There isn’t enough time left.I’m afraid that I ______ finish the work on time.
—Go and ask Mr Green for help. —But I don’t know ______.
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.