200. lt’s a bad habit to...……是一个坏习惯。

It's a bad habit to put off things until the last minute. 把事情拖到最后一刻才做是个坏习惯。

199. It's not /just like sb. to do sth.……的行为不／正像某人的一贯作风。

lt's not like Jim to be late for class. He regards time as the most important thing in life.　

上课迟到不像吉姆的一贯作风，他把时间看作是生命中最重要的。

198.It would be wonderful if... 如果……那就太好了。

It would be wonderful if we can get together on Christmas.　 如果圣诞节我们能聚一聚那就太好了。

197. It wasn't until…that... 直到……才……。

It wasn't until yesterday that I got your letter.　 我直到昨天才收到你的来信。

196. It takes / took / will take sb. some time / money to do sth．

某人花／花了／将花多长时间／多少钱做某事。

It took me years of hard work to speak good English.

为了讲一口流利的英语，我花了多年时间刻苦操练。　

195. It sounds like ...…听起来好像……。

It sounds like a good idea.　 听起来这主意不错。

194. It seems / seemed that... 好像……。似乎……。

It seemed that no one knew what had happened.似乎无人知道发生了什么事。

193. It is/ was obvious/clear that... 很明显……。

It is obvious / clear that she is terribly nervous on stage. 很明显她在台上非常紧张。

192. It is (very) useful to...……很有用。

It is very useful to recite English sentences and passages.

背诵英语句子和短文非常有用。

191. Ifs really a challenge for me to...……对我来说确实是一个挑战。

It's really a challenge for me to take this job, and I thin I will appreciate working with you.　

做这份工作对我来说确实是一个挑战，我想我会很高兴和你们一起工作的。