学习必备
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现在完成时之瞬间动词转变为持续性动?/p>
一、兴趣导?/p>
?/p>
Teacher: Tom, why are you late for school every day?
Tom: Every time I come to the corner, a sign says, "School-Go Slow".
二?/p>
知识点回?/p>
:现在完成时基本用法
三?/p>
?/p>
1
)专题讲解:
在完成时?/p>
,
一个瞬间性动?/p>
(
一次性动?/p>
)
不能与表示一段时间的状语
(for, since, how long
?/p>
)
连用
,
此时?/p>
将该瞬间动词改为延续性动词或状态动?/p>
.
Eg:
buy ( bought )
--- have / has had
?/p>
borrow (borrowed)
--- have / has kept
?/p>
die
( died )
--- have / has been dead
?/p>
leave ( left )
--- have / has been away ( from )
离开
begin ( began )
--- have / has been on
开?/p>
join
( joined)
--- have / has been in
参加
---
have / has been a ( party) member
go (went)
--- have / has been there / in
?/p>
come/arrive/reach/get to
--- have / has been here / in
?/p>
/
到达
end (ended)
----- have/has been over
结束
eg.
The film began five minutes ago.
------The film has been on for five minutes.
------It has been five minutes since the film began.
?/p>
“be
+形容词
?/p>
?/p>
终止性动?/p>
1
?/p>
be
?/p>
married
?/p>
marry
2
?/p>
be
?/p>
ill
?/p>
fall
(get)
ill
3
?/p>
be
?/p>
dead
?/p>
die
4
?/p>
be
?/p>
asleep
?/p>
fall
(get)
asleep
5
?/p>
be
?/p>
awake
?/p>
wake/wake
up
6
?/p>
be
?/p>
gone
?/p>
lose,die,sell,leave
7
?/p>
be
?/p>
open
?/p>
open
8
?/p>
be
closed
?/p>
close/shut
?/p>
“be
+副?/p>
?/p>
代终止性动?/p>
1“b
e
?/p>
on?/p>
?/p>
start,begin
2“be
?/p>
up?/p>
?/p>
get
up