phon-异口同声的异是什么意思
一般过去时态
一、一般过去时的概念
一般过去时用来表示过去某一
时间内发生的动作或存在的状态以及
过去习惯性、反复性的动作。谓语动词要用动词的过去式,常和表示
过去的时间状语连用,
如yesterday昨天、last night昨晚、last
week上周、last year去年,等。
二、一般过去时的结构
(可分三类不同的结构)
1.
式为
Be动词的一般过去时
was; are的过去式为
在没有实义动词的句子中使用
were
be动词, am、 is
的过去
肯定句式:主语 + be(was , were) + 其它.
否定句式:主语
+ be(was , were) + not + 其它.
一般疑问句:Be(was ,
were) + 主语 + 其它
注:在这种构成中,
动词分为单数和复数,
be
was
动词有人称和数的变化,即要根据主语选用
是表示单数,were是表示复数。
was were。Be
2.
助动词
实义动词的一般过去时态
do和 does 的过去式
did.
肯定句要使用动词的过去式,否定句和疑问句要使用
肯定句式:主语 + 动词(过去式)+
其它
否定句式:主语 + didn’t + 动词(原形)+ 其它 【did not =
didn’t】
一般疑问句:Did + 主语+ 动词(原形)+ 其它【do ,
does的过去时均为did】
注:
形。
1.
did和didn’t 是构成一般过去时的助动词,其特点是要在其后跟动词的原
2.
实意动词do的一般过去时
I do my homework every
day.(用yesterday改写句子)
I did my homework
yesterday.
I didn’t do my homework
yesterday.(否定句)
Did you do your homework
yesterdayYes ,I did. No, I didn’t.(一般疑问句)
3.
去时,是十分相似,请注意观察。
情态动词的一般过去时态
含有情态动词的一般过去时与含有
Be动词的一般过
肯定句式:主语 +
情态动词 + 其它
否定句式:主语 + 情态动词 + not + 其它.
一般疑问句:情态动词 + 主语 + 其它
注:情态动词的过去式:can→could
, may→might , must→must ,
should-should。
will-would,
4.
特殊疑问句式:
特殊疑问词+be过去式+主语+其他
特殊疑问词+情态助动词过去式+主语+动词原形+其他
特殊疑问词+dodoes过去式+主语+动词原形+其他
What was your
former name 你以前叫什么名字
Why was he late for
school last Monday 上星期一他为什么迟到
What could she
do twenty years ago 20年前她能做什么
(三)
一般过去时的判断标志词
一般过去时的判断标志词一般过去时的判断标志词一般过去时的判断标志词
间 , this
morning 时间 + ago , just now , a moment ago , in +
yesterday , the day before yesterday , last +
过去的时间
时
,
注意:一般过去时表示过去经常或反复发生的动作,常和
是,once a
week一周一次,等表示频度的时间状语连用
often经常,
always总
(四)规则动词的过去式
1.
start→s
一般情况下,在动词原形后面加
tarted
visit→visited
-ed
pull-pulled, cook-cooked
。 look→looked play→played
2.以不发音e结尾的动词,在词尾直接加-d。 live→lived use→used
taste-tasted
3.
try→tried fly→flied
以“辅音字母+ y”结尾的动词,先将
y 改为i ,再加 –ed。
study→studied
4.
动词,要先双写这个辅音字母后,再加
以重读闭音
节(即辅音+元音+辅音)或r音节结尾,末尾只有一个辅音字母的
stop-stopped
prefer→preferred
–ed。 stop→stopped
plan→planned
5.
_became
不规则动词的过去式
(来)
(拿来)
,
(
take-
took
成为) go-went
需特殊记忆。
(走), (买)
如:
buy
am(is)-was, are-were
--bought,
sell--sold(
(是)
卖)
, become
come-
came
--cut, dodoes
--brought,
can
(拿)
(能)
, have
--could,
catch
(has)-had(有), begin(开始)--began,
bring
drive
(做,干)--did,
draw(画画,拉)
(捉住)
--drew, drink
--caught,
cut
(喝)
(砍,割)
--drank,
觉)
长)
leave
--grew,
--felt,
(驾驶)
keep
fly
--drove,
eat
(保持)
(飞)--flew,
(吃)--ate,
fall(跌倒,落下)--fell, feel(感
--kept,
get(获得)--got, give(给)---gave,
grow(生
做)
(骑)
--made,
(离开)
may
--left, let
(可以)--might,
(让)
know
--let,
lie
(知道,认识)
must(必须)
(躺,平放)
--knew,
learn(学习)--learnt,
--must, read
--lay,
make
(读)--read,
(使得,
见)
--rode, ring
(鸣铃)--rang, run(跑)--ran, say 说)--said,
ride
歌)
--saw, sell
spend
--sang, sit
(卖)--sold, send(送)--sent, set (放)--set,
sing
see (看
(唱
(教)
(花费)--spent, stand
(坐)--sat, sleep
(站立)
(睡觉)
--stood,
swim
--slept, speak
(游泳)
(说话)
--swam,
teach
--spoke,
--threw,
--taught, tell
win(获胜)
understand
--won,
(
(弯曲
懂得)
(告诉)
) bend
--understood,
--told, think
--bent,
blow
wear(
(认为)--thought,
throw(投掷)
--blew(
穿)--wore,
吹),选择
will(
choose
将要)--would,
chose ,
(六)一般过去时的基本用法
①
表示过去某个特定时间发生的动作或存在的状态。
He suddenly fell ill
last night. 他昨晚突然病倒了。
②表示过去的习惯性或经常发生的动作
She went to the cinema once a month when she
was at alked by the riverside.
我在乡下时经常在河边散步。
③叙述过去连续发生的一件件事
She got up early, fetched
water, cleaned the room and then went out for a
walk. 她早早起床,提水,打扫房间然后出去散步。
课后练习:
一般过去时练习题,.请用正确动词形式填空
1. He _____(live) in
Wuxi two years ago.
2. The cat______ (eat) a
bird last night.
3. We ______(have) a party
last Halloween.
4. Nancy ____(pick) up
oranges on the farm last week.
5. I
_____(make) a model ship with Mike yesterday.
6. They______ (play) chess in the classroom
last PE lesson.
7. My mother ______(cook) a
nice food last Spring Festival.
8. The
girls_______ (dance) at the party last night.
9. I ______(watch) a cartoon on Saturday last
week.
10. ______ you _______ (visit) your
relatives last Spring Festival?
11. ______ he
_______ (fly) a kite on Sunday? Yes, he ______.
12. Gao Shan _______ (put) up the picture last
night.
13. I ____________ (sweep) the floor
yesterday.
14. What ______ she _______ (find)
in the garden last morning?
15. Her father
_______ (read) a newspaper last night.
16.
Mike _________________(not go) to bed until 12
o’clock last night.
17. I listened but
___________ (hear) nothing.
18. How many
people ________ (be) there in your class last
term?
II. 改错题
1.How is Jane yesterday?
_____________________
2.He go to school by
bus last week. ____________________________
often goes home at 6:00 last month.
____________________________
4.I can fly
kites seven years ago.
______________________________
you saw him
just now ____________________________________
三、按要求变换句型。
1. Frank read an interesting
book about history. (一般疑问句)
_______ Frank
_______ an interesting book about history?
2. He cleaned his room just now..
(划线提问) What________ he _______?
3. Thomas
spent RMB 10 on this book. (否定句)
Thomas
_______ _______ RMB 10 on this book.
4. My
family went to the beach last week. (划线提问)
________ ________ ________ family _______ last
week?
1. I _________ (have) an exciting party
last weekend.
2. _________ she
_________(practice) her guitar yesterday? No, she
_________.
3. What ________ Tom ________
(do) on Saturday evening?
He ________(watch)
TV and __________(read) an interesting book.
4. They all _________(go) to the mountains
yesterday morning.
5. She _________(not visit)
her aunt last weekend.
She ________ (stay) at
home and _________(do) some cleaning.
6. When
________ you _________(write) this song? I
__________(write) it last
year.
7. My
friend, Carol, ________(study) for the math test
and ________(practice)
English last night.
8. ________ Mr. Li __________(do) the project
on Monday morning? Yes, he
_________.
9.
How _________(be) Jim's weekend? It _________(be
not) bad.
10. ________ (be) your mother a
sales assistant last year? No. she __________.
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