My physics teacher told us light ______ faster than sound. A. travel B.
题型：不详难度：来源：
My physics teacher told us light ______ faster than sound.
A. travel B. travels C. traveled |
答案
| B |
解析
| 考察时态。句意：我的物理老师告诉我们光比声音传播快。结合语境可知从句中描述的是客观性动作，故用一般现在时态，选B。 |
举一反三
Great changes ______ in our hometown in the past ten years.
A. have taken place B. have been taken place C. were taken place |
—I called you at 6 o"clock yesterday evening, but nobody answered.
— I"m sorry. I my friend download the movie Kung Fu PandaⅡwhen the telephone rang,
A. would help B. helped C. was helping |
| If Tom _____ the game, we’ll give him a surprise". |
The last time I ______ to the cinema was two years ago. | A．go | B．have gone | C．have been | D．went |
|
By the time I got to the cinema,the movie _______ for ten minutes.| A．had begun | B．had been on | C．has started | D．has been on |
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