1.why not 后面跟to do 还是do?
2.现在进行时的watch呢?
是不是也跟do?是不是wathching sb do something ?
3.特殊:do you know when___________ (leave) the station?
这个是不是也可以有句型可以记?
4.feel sth. do ?
例子:i felt my heart ___________(beat)very fast.
5.like to do 对马?
practise 后面跟do还是doing ?
6.特殊;i am excited___(hear)you won.
i am sorry to do sth?对马?
还是doing 还是do?