can后面何時加doing

回答

愛揚教育

2022-06-24

can是情態(tài)動詞,后面接v.只能接動詞原形
通常情況下,can后是接動詞原形.但是我碰過can 后接不定式的,給你造個句吧:I will do everything I can to help him pick up.

擴展資料

　　When can I get my test results?

　　我什么時候可以拿到化驗結(jié)果？

　　We can reduce the problem to two main issues.

　　我們可以將這個問題概括成兩個要點。

　　The operation could prolong his life by two or three years.

　　這次手術(shù)可使他多活兩三年。