She often goes to the park. 否定句: 一般疑问句:
does she often do morning exercise in the park?在一般现在时中,变否定句需要加助动词do或does,本句的主语为第三人称单数,要用助动词does,助动词之后的动词。
do的用法:
1、可做助动词,其第三人称单数为does,过去式为did,助动词出现时,动词一般为原形。
2、可做实意动词,其第三人称单数为does,过去式为did,如do one's homework做作业。
例句:Don't do it like that.不要那样做。此句话中同时出现两个do,前面一个do为助动词,后面一个为实意动词。
例句:
1、Mom, what do we do?
2、Whatever you do, do wholeheartedly.
3、What do we instinctively do?
4、But how do they actually do it?
5、Do you like sport? Yes, I do.
6、Do you do a drug test?
7、How often do you do safety inspection?
8、Liberator do not exist.
9、What does everybody do?
10、Actually, you do.