Investigators are still trying to determine the __________ of the accident.
| A．cause | B．problem | C．reason | D．puzzle |
– Tom didn’t pass the English test.
-- _______. She is better than any of us in English.
| A．No wonder | B．Don’t mention it | C．Come on | D．I’m not sure |
He can speak four languages, _______ English, French, Japanese, and Chinese.
| A．such as | B．for instance |
| C．for example | D．namely |
Children under six are not _______ to school except those of extraordinary intelligence.
| A．permitted | B．admitted |
| C．accepted | D．received |
The protection of our environment is not _______ to be left to the government. Everyone should be concerned.
| A．something | B．anything | C．nothing | D．everything |
--What did you say? I’m sorry, Mrs White, but …
--So you _______ to me, Peter.
| A．haven’t listened | B．weren’t listening |
| C．don’t listen | D．hadn’t listened |