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— I heard they went skiing in the mountains last winter.
— It ________ true because there was little snow there.
A．may not beB．won’t beC．couldn’t beD．will be
C
句意：我聽說他們?nèi)ツ甓烊ド嚼锘┝恕２豢赡苁钦娴�，因為那幾乎沒有雪。所以選C，couldn’t be不可能是……。
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