it hard to think i am sorry to heard them

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 Is that true that it's hard to be a person?I don't think so! i think [ ] hard to learn english well if we don't work hard.a.it b.that c.this 急 I think it--question-- C too hard a;to answer D a too hard; to answerB答案为什么不对，以及为什么是too hard a question 而不是a too hard questionB such a hard; to answer you think it is a good habit to study hard it is hard to think of a world without you think it ( )question( )1.I think it ( )question( ).a.so hard a,to answer.b.such a hard,to answer.c.too hard a,to answer.d.a too hard,to answer.2.-Did you enjoy yourself at the party?-Sorry to say I didn't.It was ( )a meeting.a.more of.b.rather than.c I think it hard to fall asleep in night.请问it后为什么不加is. I think it hard to fall asleep in night.为什么it后面没有is I think it hard to learn English well if we don't work hard 中it的用法 I can't find the answer to the question.Think hI can't find the answer to the question.Think hard and you can________.A.work on it B.work it on C.work out it D.work it out I think it important to study hard和l think it is important to study hard哪个句子是对的?为什么? I think it important to study hard和l think it is important to study hard哪个句子是对的?为什么? What do you think of his suggestion?A,No,I don't think so B,It's hard to say,really C,Sorry,I've forgot D,I never think of him Which team played better in the World Cup?Italy or Portugal?Well,it's hard to say.I think it's all a of opinion.questionmattertroubleproblemwhy? i used to think __ hard to learn english well.but i find __ easy to grasp it now.Ait's it B it it's选谁?要具体解释正确答案是选B 为什么A 不对? 请问如何将'' I think it is hard to learn English well '改为否定句.