问题
填空题
用所给词的适当形式填空。
1. If I felt some pain, I'd stop _____ (exercise).
2. You should tell the children _____ (ask) their parents before they eat "candy" they find.
3. Why would it _____ (danger) to meet an "Internet friend" alone?
4. If I _____ (be) you, I would talk to your friend about the danger of _____ (smoke).
答案
1. exercising 2. to ask 3. be dangerous 4. were, smoking