－Have you known each other for long?－Not very long, ____________ we started to w
题型：不详难度：来源：
－Have you known each other for long?
－Not very long, ____________ we started to work in the company.| A．after | B．before | C．when | D．since |
|
答案
| D |
解析
试题分析：句意：--你们认识很长时间了吗？--不很长，自从我们在一个公司上班。After在……之后； before在……之前； when当……时候； since自从。因为答语是省略句，
完整的是：We haven known each other since we started to work in the company.只有since表示从过去到现在一直认识，并且它与现在完成时连用，故选D。
点评：本题难度适中。判断从句中用哪个连词，需用记住连词的用法，在句中的作用，连词也是高考的热点，需要考生平时多练习。需要考生会分析句子成分理解句意。
即学即练：I have seen that film _______.
A. after B. before C. when D. since
解析：B。句意：那部电影我以前看过。 |
举一反三
| ________ excited Geoff Marcy most was whether there were planets in other solar system where life might exist. |
“He hasn"t got any hobbies——_______you call playing games on computer a hobby.” Mr. Lin said.| A． If | B． Unless | C． When | D． Since |
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People living in the desert choose to keep their ancient lifestyles and customs, _______people in cities throw away their cultural traditions.| A．when | B．if | C．unless | D．while |
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| ______ a phone is of great help, I don’t think it’s a good idea to spend too much time on it. |
You shouldn’t accept a gift from a person _____ you don’t know him.| A．until | B．unless | C．if | D．whether |
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