用所给单词的适当形式填空。1. Would you like to _____________(plant) trees?
2. She can _____________ (swim) in the river.
3. Let me _____________ (have) a look.
4. Mary _____________(read) a book now.
5. Let's_____________ (invite) your parents to the party.
6. She has twelve _____________(knife).
7. Ilike collecting _____________ (leaf).
8. Last year Mr. Black _____________ (study) Chinese. 1. plant 2. swim 3. have 4. is reading 5. invite 6. knives 7. leaves 8. studied