题目内容
10．We laugh at jokes，but seldom about how they work．（ ）| A． | we think | B． | think we | C． | we do think | D． | do we think |
分析 句意为：我们因笑话而笑，但很少去思考笑话是怎么让我们笑的．
解答 答案：D，考查倒装．seldom为否定副词放句首，后面用部分倒装．
点评 英语中，当否定副词以及含有否定词的短语置于句首时，句子需要部分倒装（谓语动词仍在主语的后面，但谓语部分的助动词、情态动词放在主语的前面） 这样的词或短语有：never，seldom，neither，nor，little，not，hardly，scarcely，rarely，at no time，by no means，in no way 等．
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