英语的词性转换和改写句子,求理由

问题描述:

英语的词性转换和改写句子,求理由
People in Switzerland enjoy skiing and__________in winter(skate)
It takes Tom 'an hour and a half' to do his homework(对引号部分提问)
______ ________does it take Tom to do his homework?
There is 'a' letter on the desk.(对引号提问)
______ _______ ________are there on the desk?
I sometimes go to school on foot.(句意不变)
I sometimes_______ _________school.
His ambition is to be an architect(句意不变)
He _________ _________be an architect.

People in Switzerland enjoy skiing and【skating】in winter(skate)
答案解析:喜欢做某事:enjoy doing sth (动名词做并列宾语)
It takes Tom 'an hour and a half' to do his homework(对引号部分提问)
【How】【long】does it take Tom to do his homework?
答案解析:对时间长度提问,用how long
There is 'a' letter on the desk.(对引号提问)
【How】【many】【letters】_are there on the desk?
答案解析:多数量提问,用特殊疑问词:+可数名词复数how many +名词复数
I sometimes go to school on foot.(句意不变)
I sometimes【walk】【to】school.
答案解析:go to some place on foot =walk to some place
His ambition is to be an architect(句意不变)
He 【wants】【to】be an architect
答案解析:他的抱负是想成为建筑师,也就他成为建筑师;也就想做某事情=want to do sth;希望做某事情:hope to do sthHis ambition is to be an architect(句意不变)He 【wants】【to】be an architect 答案解析:他的抱负是想成为建筑师,也就他成为建筑师;也就想做某事情=want to do sth;希望做某事情:hope to do sth答案解析:因为时态为一般现在时态,主语为三人称单数,句子谓语动词也需要变单数,所有要加s变为单数如果明白并满意,请立即采纳,谢谢!