I ____ what happened.
举一反三
- I happened (wait) for the bus when the accident happened.
- -______unhappy boy he is ! ____?-He has failed the final examination. A: What; What happened B: How; What is happening C: How an; What was happened. D: What an; What has happened
- I ____ what happened.
- I am_____ (awe) sorry for what has happened.
- ― _____ An accident has happened. A. Where was the accident? B. What happened? C. When was the accident? D. Why did it happen?