题目内容
3.Mother is busypreparing (prepare) for the coming big dinner in the kitchen.分析 妈妈在厨房正忙着为即将到来的盛大晚宴做准备.
解答 答案:preparing
根据所给词prepare为动词意为"准备",结合句子结构可知句中含有be busy doing sth"忙于做某事",故该空处填入所给词的动名词形式,prepare的动名词为preparing,故填preparing
点评 本题主要考查完成句子,首先要根据所给单词提示,然后根据句式特点,结合句意和词性,确定单词的适当形式,最后把句子补充完整.本题主要考查固定短语be busy doing sth 意为"忙于做某事"
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