英语在线造句~急急急！！要中文哦

Question

1.there was a time when ...
2.it happens/happened that...
3.sb. happened to do/be.....when
4.not.....until
5.it's the first time that.....have/has done
6.it was the first time that.....had done...
7.it's (about/high) time that sb. did sth
8.it's (about/high) time for sb. to do sth
还有 请问第2句和第3句的差别，第7句和第8句的差别

Answer 1

1. there was a time when she didn't get in touch with me. 曾经有一段时间她不理我
2. it happened that I didn't want to get in touch with her. 碰巧我也不想搭理她。
it happens/happened that...表示 “碰巧.......”
3. something strange happened to us when we want to go out for dinner. 在我们要出去吃饭时，发生了些奇怪的事。
happened to do/be.....when 表示“在...时候发生了.....事情”
4. I didn't say anything until she asked me. 直到她问我，我才说话。
5. It's the first time that i have written to a person I don't know. 这是我第一次给我不认识的人写信。
6. it was the first time that i had written to a stranger. 那是我第一次给陌生人写信。
7.it's high time that we said goodbye to each other. 我们该说再见了。
8.it's high time for us to say goodbye. 我们该说再见了。
7，8句表达的意思相同，差别主要体现在表达形式上， 第7句，that后面的是个句子；第8句，用到的是to do sth这一不定式短语。

Answer 2

完全没差别

Answer 3

那是一个时候
。。。发生了
当。。。时候，某人要去做。。。
直到。。。才
那是第一次。。。被完成

Answer 4

1，曾经有一段时间，，，，，，
2，碰巧发生了。。。。。
3，在。。。时候，某人碰巧发生了什么。。
4，直到。。。才。。。
5，这是某人第一次做。。。
6，那是某人第一次做。。。
7，某人,在那时间做了。。。（强调在那时间已做过的事）
8，某人在那时间准备做。。。（强调在那时间准备去做的事，但还未做）