内容正文:
专题02 动词
考点
动词时态、动词语态;
重难点
动词语态;
动词时态,语态
1. 一般现在时
时间标志: always,often/ usually, sometimes, hardly (every) / seldom(几乎不,表否定), never (ever) 这些放在be 后行前(sometimes例外)every day, on /at the weekend= on/ at weekends , on Saturdays, once a week , twice a month, three times a year..... 这些放在句子前或后
结构: 主语 + 动词 + ...... (主语是单三动词用单三,主语不是单三,动词全部用原形)
I like red, but my sister likes blue.
2. 一般过去时
时间标志:yesterday, just now (刚才),two days ago (两天前), last week (上周), in the past(在过去),
once upon a time = long long ago = a long time ago(从前), when I was young(当我年轻的时候), in 2018 ....
另外还有些需要根据上下文提示来判断时态
结构: 主语+ V过去式 + 其它 I visited the Great Wall. We were very happy.
3. 现在进行时
时间:now = right now =at the moment =at present (现在), It’s 6 o’clock, look, listen.无时间标志时根据上下文判断
结构: 主语 + is/am/are + V-ing Look! They are dancing.
4. 过去进行时 过去某个时间点/段正在发生的事
时间标志: at 7 last night, from 8 to 10 yesterday, at that time/moment, ... while之后的从句要用进行时 /when
结构:主语 + was/were + V-ing + ... I was watching TV when he came.
5. 一般将来时
时间:tomorrow, in ten years (十年后), soon (不久), in the future (在未来), next week, in 2050 ....
结构:主语 + will + do I will visit my grandparents. I am going to visit my grandparents.
主语 + be going to do (打算)
6. 现在完成时
用法:1) 发生在过去,一直延续到现在。
2)发生在过去,已结束,但对现在有影响。
(现在完成时实际未完成)
结构: 主语 + have/ has + 动词过去分词+ …
时间标志:
1) 三大模糊标志(already, just, ever, yet, never)
already / just / ever 用于肯定,可以省去 yet 只用于否定或疑问(not yet还没) never = not
2) for+ 时间段
since+ 过去一个时间点(自从…以来)
since + 时间段 + ago.
since + 从句(从句用过去时)
It’s + 时间段+ since + 从句(从句用过去时)
特例:(1)瞬间性动词又叫非延续性动词,瞬间性动词可以用于完成时态,但不能与持续性的时间连用。若要与持续性时间连用需要进行转化。
瞬间动词
延续动词
buy
have
borrow
keep
put on
wear
begin/ start
be on
close
be closed
open
be open
die
be dead
(2)have gone to … 已经去了…(还没回来) My father has gone to Beijing.
have been to … 曾经去过… (已回) My father has been to Beijing three times… 曾经去过哪儿(现在已回)
have been in … 已经在… (未回) My father has been in Beijing for three days.
7. 过去完成时(过去的过去) 主语