2017春季八年级下尖子第十四周Unit7综合 Unit8语法 练习
Unit7综合+Unit8 语法 (第十四周)
重点单词
保护，防护 ________________ | 人口 ______________________ | 条件，状况 ________________ |
达到，完成 ________________ | 成就，成绩 ________________ | 成功，实现目标 ____________ |
出生，诞生 ________________ | 包括，包含_________________ | 古代的，古老的 ____________ |
研究，调查 ________________ | 遗留的，剩余的 ____________ | 激动，兴奋________________ |
宽的，宽阔的 ______________ | 深的 ______________________ | 厚的 ______________________ |
醒着_______________________ | 平方，正方形_______________ | 野生的_____________________ |
竹子 ______________________ | 自然界，大自然 ____________ | 饲养员_____________________ |
government _________________ | protection __________________ | amazing ___________________ |
重点词组
随便做某事_______________________________ | 据我所知__________________________________ |
最古老的国家之一_________________________ | 吸入，吞入（体内）________________________ |
即使，虽然_______________________________ | 面对困难__________________________________ |
美国的人口_______________________________ | 拥有最多的人口____________________________ |
出生时___________________________________ | 到达（某数量，程度）_____________________ |
绊倒_____________________________________ | 在剩余的学生里___________________________ |
帮助拯救熊猫_____________________________ | 死于疾病_________________________________ |
重点语法----现在完成时
1. 定义：
1）过去发生或已经完成的动作或存在的状态对现在造成的影响或结果。
E.g. I have cleaned the classroom.
2）过去已经开始，一直持续到现在的动作或状态。（注意：此时动作可能还要继续）
E.g. He has lived in Beijing for ten years.
2. 结构：助动词have/has + 动词过去分词
肯定句： 主语 +_______________+ ________________ + 其他 .
否定句： 主语 +_______________+ ________________ + 其他 . 
一般疑问句： ______________+ 主语 + ____________ + 其他 ?
简略回答： Yes, 主语+___________.（肯定回答） / No, 主语+ _______________.（否定回答）
3.动词过去分词的变化规则
规则动词的过去分词的构成规则与过去式的构成规则相同。
不规则动词参考课本P137-138，需背熟。
4.时间标志词：_____________________________________________________________________________
___________________________________________________________________________________________
1). We have planted thousands of trees in the past few years.
2). I have studied at this school for two years.
3). My aunt is a writer. She has written more than ten books since 1980.
4). They have lived here since two years ago.
5). I have given up smoking since I caught a bad cough.
6). He has found his bike already.
7). I haven’t found my ruler yet.
8). He has been to American twice.
9). We haven’t got information about him so far.
10). It seems that I have been here before.
5. 时间状语辨析：
(1) already 和 yet区别
Ex: 1). She has finished her homework.
2). I have not do
ne much .
3). --- Have you found the book ? --- Not .
A. yet, already B. already, already C. yet, yet D. already, yet
(2) since 和 for区别
for + _____________; since+___________/______________/________________________
Ex: I have lived there _____________1998. Mary has been ill _____________ three days.
(3) have been to 和 have gone to 区别
have been to+地点 是表示曾去过某地，但此刻不在那儿。
have gone to+地点 是表示去了某地，不在说话的地方（此刻在路上或已到那个地方，或在返回的途中）
have been in+地点（for+一段时间） 表在某地待多长一段时间
注意：后接副词时，需省to/in。
Ex: 1). I _______________________ Beijing twice.
2). She _____________________ Beijing. She will be back in two days.
3). He ___________________ there once.
【语法巩固】
单项选择
1. —Have you ever read English novels? —_________ .
A. Yes, I do B. Yes, I have C. No, I have D. No, I don’t
2. —Have you finished your work ________,Jane? — Yes, I’ve done it _____.
A. already; yet B. yet; already C. yet; yet D. since; already
3. —Have you ever _____to the Great Wall? —It's very beautiful.
A. gone B. been C. went D. go
4. It’s nice to see you again. We______ each other since 20
14.
A. won’t see B. don’t see C. haven’t seen D. didn’t see
5. —Jenny, when did you move here? —I ______ here for three years.
A. lived B. moved C. have moved D. have lived
【2016重庆】—Our Country______ a lot so far. —Yes, I hope it will be even______.
A. has changed, well B. changed, good C. has changed, better D. changed, better
用所给单词的适当形式填空。
1. Have you ever ______ (take) a train?
2. We _________________ (be) good friends since we met at school.
3. Have you _______________ (make) friends with your new classmates yet?
4. Mr. Green __________________ (teach) us a lot about social studies since September.
用never, ever, already, yet, for, since填空。
1. I have _______ seen him before, so I have no idea about him.
2. Jack has _________ finished his homework ________ an hour ago.
3. Mr. Wang has taught in this school ________ ten years.
4. ---Have you ________ seen the film? ---No, I have ________ seen it.
完成句子。
1.你在上海待多长时间了？
How long _________ you ________ _____________Shanghai?
2.我从1985年起就在这所学校教书。
I ________ __________ in this school _________ 1985.