-Tom isn't feeling very well．-He seems to have a cold the weather changes suddenly．( )A．beforeB．soC．becauseD．if 题目和参考答案——青夏教育精英家教网—

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4．-Tom isn't feeling very well．
-He seems to have a cold ________ the weather changes suddenly．（　　）

A．

before

B．

C．

because

D．

分析 -Tom感觉不舒服．
-因为天气的突然变化他似乎感冒了．

解答答案：C；A before在…之前；B so所以；C because因为；D if如果；根据句意，可知"the weather changes suddenly天气的突然变化"是"He seems to have a cold他似乎感冒了"的原因；故选C．

点评根据句中信息推测出该句的句意是解答此题的关键；还要对给出的答案进行分析和比较，从而作出正确解答．

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