It's no use___you didn'tknow.(pretend) 答案是pretending,为什么不用to

It's no use___you didn'tknow.(pretend) 答案是pretending,为什么不用to It's no use _____ you didn't know.A.pretending B.pretends C. 英语翻译“这是不用怀疑的”英文翻译为什么用there's no doubt不用it's no doubt 英语翻译下面是一句话：It`s easier to pretend to be what you are,not tha Pretending to be no pain,all my It 's no pleasure doing这个句型,为什么动词要用ing形式呢?为什么不用to do sth. 英语翻译前后文是这样的.''You get better at pretending like it's normal a f___man went to a food shop to buy a fish.As he didn'tknow It's no use crying over the spilt milk.为什么用crying 不用cry. That's no reason to stop it.为什么不是There's no reason ... Let's go see it?为什么不用“Let's go to see it?" pretend happy when you are blue,it's not hard to do来自哪首歌