Unit 10
I’ve had this bike for three years.
现在完成时
(
三
)
1.
延续性动词。
延续性动词表示能够延续的动作
,
如
work,keep,have,sleep,live,stay
等。可以与表示时间段的状语连用。
2.
非延续性动词。
非延续性动词又称短暂性动词或终止性动词
,
表示不能延续的动作
,
这种动作发生后立即结束
,
如
open,die,close,come,go
等。在肯定句中与表示时间点的状语连用
,
在否定句中可以与表示时间段的时间状语连用。
3.
延续性动词与非延续性动词的转换。
非延续性动词的完成时态表示动作完成并产生了影响或结果。一般不能与表示时间段的状语连用。若与表示时间段的状语连用
,
则要把非延续性动词变成相应的延续性动词。常见动词的转化如下表
:
4.since
和
for
的用法。
since
和
for
都可用于现在完成时
,for
后面接一段时间
,
表示动作的持续时间
;since
后面接时间点
,
表示动作的起始时间点。例如
:
I have been here for two years.
我已经在这里待了两年了。
I have been here since 2005.
自
2005
年开始我就在这里。
Ⅰ
.
根据句意用
for
或
since
填空
1.I have kept the dictionary
for
two weeks.
2.I haven
’
t heard from him
since
last year.
3.My uncle has taught at this school
since
ten years ago.
4.Aunt Wang came here last year.She
’
s been here
for
about a year.
5.Great changes have taken place in my hometown
since
I left there.
Ⅱ
.
根据句意用所给词的适当形式填空
1.I
have been
( be ) at work since eight o
’
clock,but I
’
m leaving soon.
2.We
haven
’
t met
( not meet ) each other for five years.Both of us
left
( leave ) the factory five years ago.
3.I
waited
( wait ) at the restaurant for an hour,and then I left.
4.We must get a new car.We
have had
( have ) this one for ten years.
Ⅲ
.
单项填空
(
A
)1.—How long have you
?
—For almost 10 years.
A.owned this garden
B.bought this car
C.arrived in Shanghai
D.come to this town
(
C
)2.—Will you watch the program
Keep
Running
in Zhejiang TV tonight?
—Yes,of course.It
one of the most popular shows since 2015.
A.was B.became
C.has been D.has become
(
A
)3.Since 2009,
Modern
Family
us the funny,sad and moving stories of three American families.
A.has given B.will give
C.gave D.gives
(
C
)4.—Is that a new coat?
—No,I
it for a long time.
A.bought B.have bought
C.have had D.had bought
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