20.—Wow, you look good. Your hair looks fantastic. You’re such a wonderful friend. You’re so generous. I’ve always liked you.—________! Get to the point. I haven’t got food all day.
2. ______was known to them all that William had broken his promise______ he would give each of them a gift.
3. —How long are you staying there? — _____depends.
4. I hate _______ when young people speak to the elderly in a rude way.
5.Is ____ necessary to complete the design before National Day?
6.I don’t think ____ possible to master a foreign language without much memory work.