There are times when we have to use proper grammar and times when we don’t. 此句中times意为“时代”。
                    举一反三
- When the small dose of toxic drug mixing with several times the volume of diluents, we should use times mixing.
 - When the small dose of toxic drug mixing with several times the volume of diluents, we should use times mixing. A: 正确 B: 错误
 - When shall we take two times to brief the group?
 - When we say that we see light at the end of the tunnel, we mean that victory is ______. A: in sight B: at hand C: on line D: at times
 - Flight Attendant:( ) such as The New York Times, Washington Post and Reader's Digest. A: We have some international newspapers. B: We don’t have some international book. C: We have some milk. D: We have some movies.
 
