【題目】—Do you know sound travels very fast?
—Yes. But light travels ________ sound.
A.as fast as
B.a little faster than
C.much faster than
D.slower than

【答案】C
【解析】句意是:—你知道聲音傳播的速度很快嗎?—是的,但光比聲音傳播地快多了。Much faster than, 快得多,much用來修飾faster,表程度;a little faster than,快一點點;as fast as和…….一樣快;slower than比……要慢。很明顯C符合題意。

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