现在完成时，过去完成时

 现在完成时

　概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。

　　时间状语：recently, lately, since…for…,in the past few years, etc.

　　基本结构：have/has + done

　　否定形式：have/has + not +done.

　　一般疑问句：have或has 放于句首。

      过去完成时

       概念：以过去某个时间为标准，在此以前发生的动作或行为，或在过去某动作之前完成的行为，即 “过去的过去”

     时间状语：before,by,the end of last year(term, month)......

     基本结构：had done

     否定：had not done

一般疑问句：had放句首

考查形式：语法填空，短文改错

【高考真题】

1.（2020·浙江卷）By about 6000 BC，people 61． (discover)the best crops to grow and animals to raise.

2.  2020·江苏卷）Instead of getting down to a new task as I __________(expect), he examined the previous work again.

3.  2020·天津卷）The number of medical schools reached 18 in the early 1990s and ________ (remain) around that level since.

4 【2019·江苏卷】 The musician along with his band members ___________ (give) ten performances in the last three months.

5. 【2019·天津卷】I ________(hope)  to send Peter a gift to congratulate him on his marriage，but I couldn't manage it.

6. 【2018·北京】China’s high-speed railways ________(grow） from 9,000 to 25,000 kilometers in the past few years.

7. (2019年2卷) I love coming here and seeing my family and all the friends I 66._____________ (make) over the years.

8. (2018年2卷)Since 2011, the country 61.            （grow）more corn than rice.

9. （2021·浙江卷·语法填空·T1）It doesn't impress like George Washington's plantation on the Potomac, but Lincoln's home in downtown Springfield, Illinois, ___1___ （prove）irresistible to visitors since it opened to the public.

10. 【2018·北京】A rescue worker risked his life saving two tourists who _________(trap)  in the mountains for two days.

1. had discovered   2.had expected  3.has remained  4.has given 5.. had hoped

6. have grown  7. have made  8. has grown.  9.has proved/has proven 10.D. had been trapped

撰文：彭芳

图片：无

审核：丁劲松

上传：杨佳顺