I think it important for us to do something 什么情况下is可以省略吗?

which I think is important 和 which I think it is important 哪个对 为什么 I think it important learning English well这里填learning i think it important to do sth为什么不能是i think it is important to do sth I think it important to keep healthy 与I think it is important to keep healthy 区别 I hope I can learn English well,because I think it very important -Tim,do you think time is ___money?-Yes,but i think it is moneyA more important than B very important asC the same as D not important as i think it is very important to do something.&i think it very important to do sth.两个句子都对吗?区别在哪里呢 I think it is important to keep the room clean改为简单句为I think it important to keep the room clean为什么这么改.说出原因, it is important that.若果前面加一个i think是不是要把is省略?i think it is important ...这样说可不可以? I think it's important to keep the room clean.I think ____ ____ to keep the room clean. I don't think it is very important.(保持句意不变） It____ _____much,I think. 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? I think learning English is important for us和I think it is important for us to learn English well可以互换吗 I knew it's not important but I can't help __about it.选项 a.but to think b.thinking c.think d.to think I think that it is important to ……从句中的is要不要加?为什么? i think it important ____ english well A learning B learn C to learn 选几啊为什么 i think ______(that/it) important for a student to learn a foreign language well.