根据句意,填上所给单词的适当形式。 1. He _____________(eat)good food last Monday. 2. Mike_____________(go)swimming yesterday. 3. Sarah often _____________(go) to school on foot. 4. We _____________(take)lots of pictures last summer holiday. 5. Where _____________(do)you see a film last Sunday? 6. There ___________(are)many dinosaurs many years ago.