八年级下册英语语法总结

Topic3 Bicycles are popular with people
一、重点词汇：
（一）词形转换：
1. death (动词) die (形容词 )dead 2 slow (副词) slowly
3.crossing（动词）cross 介词） across 4. success（动词）succeed (形容词successful
5．Pain (形容词) painful 6. lead (名词) leader
7.final (副词) finally 8impossible (反义词) possible
9 courage （动词） encourage
（二）重点词组:
1．Slow down 减速
2. run into 撞到
3. avoid doing sth 避免 防止做某事
4. warn sb to do sth 警告/提醒某人做某事
5. ride into 进入 跻身于
6 get used to (doing) 习惯于做某事
7. a sharp turn 急转弯
8. be popular with 受……的欢迎
9. get a fine 处以罚金
10. go on doing sth 继续做某事
11. the way to success 成功之路
12. obey the traffic rules 遵守交通规则
13.break the traffic rules 违反交通规则
14. be afraid of doing sth 害怕做某事
15.be famous for 因……闻名
16. be in danger 处于危险中
17.after a while 一会儿
二． 重点句型及重点语言点
1．I think traffic in Beijing is crazy. 我认为北京的交通很拥堵。
traffic 是不可数名词
2. If people obey the traffic rules , there will be fewer accidents. 如果人们都遵守交通规则，交通事故将会减少。
If we break the traffic rules, it will be dangerous and we will get a fine.如果人们违反交通规则，将很危险，我们会受到处罚的。
这是if 引导条件状语从句，主句用一般将来时，从句用一般现在时。
3．I feel a little more confident. 我感到自信多了。
more confident 是比较级
4. It can help us save energy and avoid pollution. 这样可以节约能源以及避免空气污染。 avoid sth / doing sth 避免做某事
You should avoid making the mistake like that.
He ran into the wall to avoid hitting the truck.
5.Bicycles are popular with people. 自行车深受人们欢迎。
Be popular with 受……欢迎
6 It warns us to be more careful. Warn sb (not)to do sth 警告/提醒某人做某事
He warned her to keep silence. Warn sb about sth 提醒某人某事
7.Most people think bicycles are much safer than any other vehicle.大部分人认为自行车比其他交通工具要安全些。
8．.However, his way to success didn’t go well. 然而，他的成功之路并非一帆风顺。
The way to success 成功之路 success in doing sth 在……成功
I didn’t have much success in finding a job. 我找工作没什么结果。
9．Like the other challenges in his life, Lance faced it head-on. 像面对生命中其他挑战一样，兰斯迎头面对。
10．It seems impossible to beat him. 打败他似乎是不可能的。
beat sb 打败某人 win a game /match/ a gold medal
It seems +adj+to do sth 做某事似乎……
She always seems to be sad.
三.重点语法 条件状语从句
1.条件状语从句由if（如果），unless(除非)等 引导的，谓语动词常用一般现在时表示将来，主句用一般将来时。
主句 if从句
Will (must, should, may) 一般现在时
如：I won’t go if he doesn’t go .
We will pass the exam if we study hard.
We won’t pass the exam unless we study hard..
2. 祈使句+and/or 引导的结果句，祈使句在意义上相当于条件状语从句。
如：Hurry up, or you’ll be late.= If you don’t hurry up, you’ll be late.=You’ll be late unless you hurry up.
Study hard, and you will pass the exam.= If you study hard, you will pass the exam.