【題目】Our teacher told us that light _____ much faster than sound.

A.traveled B.travels C.is traveling D.was traveling

【答案】B

【解析】

試題分析:句意:我們的老師告訴我們光傳播的速度比聲音快得多。在含有賓語從句的主從復合句中,但主句用了一般過去時態(tài)時,賓語從句也要用相應的過去時態(tài)。但當賓語從句表示客觀真理時要用一般現(xiàn)在時。所以選B。

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