Question

【题目】—Tom isn't feeling very well.
—He seems to have a cold _________ the weather changes suddenly.
A.before
B.so
C.because
D.though

Answer 1

【答案】C
【解析】考查因果关系的连词，根据句意：因为天气的突然变化，他好像是感冒了。A之前；B因此；C因为；D尽管；故C符合。