用于现在完成时的句型

 　　1）It is the first / second time…. that…结构中的从句部分，用现在完成时。

　　It is the first time that I have visited the city.

　　It was¹ the third time that the boy had² been late.

　　2）This is the… that…结构，that 从句要用现在完成时.

　　This is the best film that I've (ever³) seen⁴.

　　这是我看过的最好的电影。

　　This is the first time (that) I've heard him sing.　这是我第一次听他唱歌。

　　典型例题

　　(1) ---Do you know our town at all?

　　---No, this is the first time I ___ here.

　　A. was　 B. have been　 C. came⁵　 D. am coming

　　答案B. This is the first time 后面所加从句应为现在完成时，故选B。

　　(2) ---Have you ____ been to our town before?

　　---No, it's the first time I ___ here.

　　A. even⁶, come　 B. even, have come　　C. ever, come　 D. ever, have come

　　答案D. ever意为曾经或无论何时，反意词为never，此两词常用于完成时。 This is the largest fish I have ever seen. It is / was the first time +that-clause 的句型中，从句要用完成时。

　　注意：非延续性动词的否定形式可以与表示延续时间的状语连用。即动作不发生的状态是可以持续的。

　　（错）I have received⁷ his letter for a month.

　　（对）I haven't received his letter for almost⁸ a month.

1 was   

v.(is,am的过去式)是，在

参考例句：

• He said he was right.他说他是正确的。
• He was cold and hungry.他又冷又饿。

2 had   

vbl.have的过去式和过去分词；conj.有

参考例句：

• I just had a good idea!我有个好主意！
• The boy had a small branch of a tree in his hand.这个男孩手上拿一条小树枝。

3 ever   

adv.曾经；永远；不断地；在任何时候；究竟

参考例句：

• Have you ever been to hangzhou?你曾经去过杭州吗？
• I will be young and strong and beautiful for ever.我将永远年轻、强壮，永远漂亮。

4 seen   

vbl.(see的过去分词)看见

参考例句：

• Since I left college, I have not seen him.自从我离开大学以后，就没有见过他了。
• I hope to have seen the film next week.我希望下星期能看到这部电影。

5 came   

v.动词come的过去式

参考例句：

• I was surprised why he came here so early.他为什么那么早到这里，我很惊奇。
• The doctor came in time to save his life.医生及时来抢救他的生命。

6 even   

adj.平坦的，偶数的，相等的；adv.甚至，恰好，正当

参考例句：

• It was cold yesterday,but it's even colder today. 昨天冷，今天更冷了。
• He's the best teacher even though he has the least experience.尽管他经验最少，但教得最好。

7 received   

adj.被一般承认的，被认为标准的v.收到( receive的过去式和过去分词 )；接到；接纳；接待

参考例句：

• He received a knighthood in the New Year's Honours list. 他是新年受勋者之一，荣获爵士称号。
• The received wisdom is that they cannot win. 大家一致认为他们不会赢。

8 almost   

adv.几乎，差不多

参考例句：

• The band has been on the road for almost a month. 那支乐队进行巡回演出近一个月了。
• We stay in almost every night and watch television.我们几乎每个晚上都在家里看电视。