They __________ lunch at home every day.
A.not B.not have C.don't D.don't have
【答案】D
【解析】句意：他们不是每天在家吃午饭。
根据every day可知是一般现在时，have lunch吃午饭，又因为主语为they，所以否定形式加don’t，故选D。
题目：They __________ lunch at home every day.
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