距离2019年12月大学英语四级考试还有不到40天时间，考生们准备得怎么样啦?文都四六级小编为大家精心准备了2019年12月英语四级语法：用于现在完成时的句型，来了解一下吧，更多四级语法、六级语法请关注文都四六级网站。

2019年12月英语四级常用语法汇总

英语四级语法：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 was the third time that the boy had 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 (ever) seen.

这是我看过的的电影。

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

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. came　 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. even, 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 received his letter for a month.

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

以上就是这次分享的2019年12月英语四级语法：用于现在完成时的句型，不知道大家都掌握了吗?更多四级语法、六级语法请持续关注文都四六级网站。