动词填空。 1. If it (rain) tomorrow, we _______ (not go) to the park. 2. The heavy rain prevented us _______ (play) football. 3. The teacher often tells us _______ (not make) any noise in class. 4. The doctor asked me ______ (take )the medicine three times a day. 5. When I met my friend on my way, I stopped (talk) with him. 6. So much work usually makes him ______ (feel) very tired. 7. Sorry, we are late. We ______ (not catch) the bus. 8. There are not many cranes ______ (live) in the world.