Ⅰ. 用所给词的适当形式填空（10分）
1. _______ (not laugh) at others who are in trouble.
2. Of Gong Linna’s songs, the one I like _______ (well) is Uneasy(忐忑).
3. The teacher let Tom _______ (clean) the blackboard because he had made mistakes.
4. Loch Ness (尼斯湖) is one of _______ (famous) lakes in Scotland.
5. Ms. Li is coming over _______ (give) a talk to us.
