An explanation answers a question about why something happened.。（ ）
举一反三
- An explanation answers a question about why something happened. A: 对 B: 错
- ― _____ An accident has happened. A. Where was the accident? B. What happened? C. When was the accident? D. Why did it happen?
- Why it is important to learn something about the work place?
- ______ here last night. A: Something strange was happened B: Strange something was happened C: Something strange happened D: Strange something happened
- Why we have to know something about the Western holidays?