11. I tried to think it hard,b
No matter how hard I tried,it was im-possible to fill this b
think it hard to do 和 i think it's hard to do 有什么区别
it hard to think i am sorry to heard them
I tried very hard to explain my plan,but I found it difficul
i tried hard.it was impossible to get there on time.合并成一个主从复
I think it hard to fall asleep in night.
I think it ’s too hard to understand speak English
___________ hard I tried,I still couldn’t manage it.
i tried so hard
I think it hard to learn English well if we don't work hard
I think it--question-- C too hard a;to answer D a too hard;
I think it hard to fall asleep in night.请问it后为什么不加is.