请问是It upset sb to do sth还是It upsets sb to do sth?还有It upset sb that还是It upsets sb that?如果不加s,请说明为什么.
问题描述:
请问是It upset sb to do sth还是It upsets sb to do sth?
还有It upset sb that还是It upsets sb that?如果不加s,请说明为什么.
答