九上Unit5语言点归纳
现在完成时态
⑴由have/ has + 过去分词
⑵表示过去发生或已经完成的某一动作对现在造成的影响或结果
常与already, just , yet , ever, never 连用
Have you finished your work yet?你完成了你的工作了吗?
Yes, I have. I have just finished it. 是的。我刚刚完成了。
I have already finished it . 我已经完成了。
Have you ever been to China? 你曾经去过中国吗?
No, I have never been there. 没有,我从来也没有去过。
⑶①表示过去已经开始,持续到现在的动作 或状态和表示过去某一时刻延续到现在(包括现在在内)的一段时间的状态连用如:(for + 时间段,since + 时间点,或过去某一动作, 以及how long )
②注: 非延续性动词在现在完成 时态中不能和for, since 引导的表示一段时间的状语的肯定句连用。
应转为相应的延续性动词 如:
buy---- have die---- be dead join ---- be in
borrow----- keep leave---- be away
I have bought a pen.------ I have had a pen for 2 weeks.
The dog has died.------- The dog has been dead since last week.
⑷①have (has) been to + 地点 去过某地 已经回来
②have (has) gone to + 地点 去了某地 没有回来
③have been in + 地点 一直呆在某地 没有离开过 如:
She has been to Shanghai. 她去过上海。(已经回来)
She has gone to Shanghai. 她去了上海。(没有回来)
She has been in Shanghai for 2 days.
她呆上海两天了。(没有离开过上海)
1.情态动词must, may , might, could, may , can’t表示推测含义与用法后面都接动词原形,都可以表示对现在情况的揣测和推断但他们
含义有所不同
must 一定 肯定 (100%的可能性)
may, might, could有可能,也许 (20%-80%的可能性)
can’t 不可能,不会 (可能性几乎为零)
The dictionary must be mine. It has my name on it.
The CD might/could/may belong to Tony because
he likes listening to pop music.
The hair band can’t be Bob’s. After all, he is boy!
2. whose 谁的 疑问词 作定语 后面接名词
如:Whose book is this? This is Lily’s.
3. belong to 属于 如:
That English book belongs to me.
4. 当play 指弹奏乐器时,常在乐器前用定冠词 如:
play the guitar play the piano play the violin
当play 指进行球类运动时,则不用定冠词 如:
play football play basketball play baseball
5. if引导的条件状语从句,主句用一般将来时,
从句用一般现在时代替将来时 如:
If you don’t hurry up, you’ll be late.如果你不快点,你将会迟到
6. if you have any idea== if you know 如果你知道
7. on 关于(学术,科目)
8. try to do sth. 尝试做某事 如:
I try to climb the tree. 我尝试爬树。
9. because of , because
because of + 名词/代词/名词性短语
because + 从句 如:
I do it because I like it. 我做这件事是因为我喜欢。
I had to move because of my job. 因为工作的原因我得搬家。
10. own v.-owner n. listen v.-listener n. learn v.-learner n.
11. catch a bus 赶公车
12. neighbor 邻居 指人
neighborhood 邻居 指地区也可指附近地区的人
13. local 当地的 如:local teacher 当地的教师
14. noise n. 噪音 是个可数名词 noises
15. call the police 报警 如:Quick! Call the police! 快!叫警察!
16. anything strange 一些奇怪的东西
当形容词修饰something, anything, nothing, everything等不定代词时,放在这些词的后面
17. there be sb./ sth. doing 如:
There is a cat eating fish.
There must be something visiting our home.
生词表: