I think it is a wonderful place to live.这句话符合语法规则么

I it think is right so I think it is not a good I think it is a cat 改为否定句 I think it is a very nice film(否定句) I think it is a great fun.改错) I think it is a good way for recreation. I think it is a wonderful place.(改为否定句) I think it is a big box改写同义句I — think it is a —box Is your mother cooking now?A .I do not think it B.I think it C.I think not so D.I think so 改错i think this is a good book.i don't think iti think this is a good book.i don't think it有什么错?改错 这些句子属于什么从句?1.You can sit where you like.2.How it happend is a mystery to me.3.That is why I object to the plan.4.I have got the news that he will come back home.5.Do you like the gift that I gave you as a birthday present.6.I wond it is not what i think you think but what you think i think you think. 合并两句,使原意不变 I think it is sleeping.It is a lion. —Is it going to rain tomorrow?—A,I think not,B.I don,t think it,C,I don,t thinkD,I think not so Susan practices English every day,which _______ important for us students.A.I think it is B.I think is C.is I think D.it is I think He made another wonderful discovery ,____ of great importance to science.（a）A.which I think is B.which I think it is C.which I think it D.I think which is I don't think he is a good president.A .Of course B.I agree C.I don't think it D.I don't think is it right?I think A is more better than B.thanks.give me a reason.