题目

用括号中所给的词（组）改写句子。【1】I'm doing my homework now. (last night)_______________________【2】Mike often has lunch at school. (yesterday)_______________________【3】Does Tom walk to school every day? (last week)_______________________【4】How old are you? (last year)_______________________【5】He read a book yesterday. (now)_______________________ 答案：【答案】【1】 I did my homework last night.【2】Mike had lunch at school yesterday.【3】Did Tom walk to school last week?【4】How old were you last year?【5】He is reading a book now.【解析】【1】句意：我现在正在做作业。last night昨晚，改写后句子为一般过去时态，谓语动词要用过去式，do的过去式是did，故答案为I did my homework last night.。【2】句意：迈克经常在学校吃午饭。yesterday昨天，改写后句子为一般过去时态，谓语动词要用过去式，has的过去式是had，故答案为Mike had lunch at school yesterday.。【3】句意：汤姆每天步行上学吗？last week上周，改写后句子为一般过去时态，助动词要用过去式，does的过去式是did，在句首首字母要大写，故答案为Did Tom walk to school last week?【4】句意：你多大了？last year去年，改写后句子为一般过去时态，be动词are要用过去式，are的过去式是were，故答案为How old were you last year?【5】句意：他昨天读了一本书。now现在，改写后句子为现在进行时，其构成为：主语+be+现在分词。因为主语是he，所以be动词用is，read的现在分词是reading，故答案为He is reading a book now.

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