第1个回答 2012-12-28
如果例句是对自己( I )提问的话,转化为 ( are ,are有很多种用法,单数用is,复数用are.)
例:I am doing homnwork now. {因为有now,所以是进行时态,要加v(动词)-ing/n(名词)}
如果划线部分是 doing homework,就应该是: What are you doing? (句子的第一个单词的第一个字母要大写) 如果划线部分是 I ,就应该是 :Who is doing homework now? 如果改为否定句的话,就应该是:I am not do homework now.
如果例句是对别人(如:mother,father he,she,it...)提问的话,转化为(does,用于肯定句,doesn't用于否定句)
例:My mother likes watch TV. (mother是三单,所以要加s,不是三单就不用加s,)如果改为否定句的话,就应该是:My mother doesn't like watch TV.(否定句,疑问句中动词都用原形,所以likes去s)如果划线部分是 watch TV的话,就应该是:Does your mother like watch TV?
还有很多很多的用法,我这儿只是冰山一角
如有错误,请大家指出,我好改正
阿丢亲笔,无抄袭。