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参考答案
同步学练测部分
Unit I Animal Friends
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第3课时
Section A(Grammar Focus)单元语法精讲
X语法导图
知语建模
、祈使句
定义
析使句是用来表达命令、请求、劝告、警告、禁止、号召等语气的句子。
肯定祈使句的
Do型:动词原形+宾语+其他。如:气Open the door,.plesse.请开门。
常见句型结构
Be型:Be+表语。如上Be a good boy!当个好孩子刊
析使句
Let型:Let+宾语+动词原形+其他
Let me help you.让我来帮你。
(或:Let's+动词原形+其他)。如:Iet's play tennis.咱们来打网球吧。
Don't forget me..不要忘记我。
析使句
Do型和Be型的否定式
Don1+动词原形e+其他。如:
ADon't be late..别迟到。
的构成
Don'+let+宾语+动词原形+
Don't let children play fire.
否定祈使句的
Let型的
其他(或:Let's+not+动
别让孩子们玩火。
常见句型结构
否定式
词原形+其他)。如:
Let's not swim here.
咱们不要在这里游泳。
警示语No+名词h.ing形式。如:
No photos..禁止拍照。
No talking.禁止交谈。
二、情态动词(must,have to和can】
主要表示“必须”“应
You must wear a8 eatbelt..你必须系安全带。
该”“必定”。它用于
Must I hand in my homework today?
一今天我必须交家庭作业吗?
表达义务、必要性或强
Yes,you must..No,you needn't.一是的,你必须。不,你不必。
烈的建议。如:
You mustn't smoke here.你不能在这里吸烟。
must
主要表示“必须,不得
I have to leave now because the office is closing.
不”。它强调客观上的
需要或外部的压力。如:
我不得不现在离开,因为办公室要关门了。
have to
must,
have to
表示能力:can表示体力、脑力方面的能力或客观的可能性。如:乙He can swim.他会游泳。
和can
表示推测:can表推测时通常只用于否定
The coat is too big.It can't be his.
句和疑间句,一般不用于肯定句。如:
这件大衣太大了。它不可能是他的。
表示请求和允许:can用
can
于请求别人做某事,相
-Can I use your computer?-
我可以用你的电脑吗?
当于may。如:
-Yes,you can.No,you can't一是的,你可以。不,你不能。
否定形式:can的否定形
式是cannots或can't。如:
That cannot/can't be Mr Li..那不可能是李先生。
X基础达标
情境训海
、根据句意在空白处填入1个适当的单词或
4
(treat)
everyone
括号内单词的正确形式
kindness.
1.It's an important meeting.
(not
-Yes.Everyone should treat others with
be)late.
warmth.
2.Li Ming,
(do)your homework first,
5.
(make)a chocolate cake for Tanes
and then you can watch TV for 30 minutes.
birthday.She likes cakes very much.
3.
(not spend)too much time on
6.Students mustn't
(talk)in class.
the phone games.You need to focus on
7.She must
(arrive)on time for
learning.
class.
16
Unit 2 No Rules,No Order
8.John
(have)to
(wear)
6.Listen to music in class.(改为否定句)
sports shoes in P.E.class.
to music in class.
9.Let's
(eat)in the dining hall.
7.Will you please read it again?(改为祈使句)
l0.Look at the sign(指示牌).It says,“No
again,please.
(drink)I”
8.Jim can speak English.(用French改成选
二、根据汉语意思完成句子,每空一词
择疑问句)
1.我不能和你们去看电影,因为我必须复习
Jim speak English
备考。
I
go to the movies with you,
9.Tom can leave the classroom if he doesn't
because I
study for
feel wel.(改为一般疑问句并作肯定回答)
my test.
Tom
the
2.琳达,不要插队。你必须在这里等着轮
classroom if he doesn't feel well?
到你。
Linda.
You must
l0.Mike has to stay up late.(改为一般疑问句)
here.
Mike
3.在图书馆我们必须保持安静并禁止发出
stay up late?
噪声。
四、用can,must/have to或can't/mustn't的适
We must
and
当形式填空
mustn't
in the library.
My name is Tina.There are many rules in
4.坐车时,我们必须系好安全带。
my life.I think these rules are important for me.
We must
At home,I 1.
play computer
when we are in a car.
games on weekdays.I 2.
play
5.请别再缺课。
them for only half an hour on Sunday
Please
afternoons.I think it is good for my study
class again.
because I 3
have much time to
6.在图书馆时,请勿吃喝。
study.I4.
make my bed after I
when you are in the library.
get up.And I 5.
clean my room
三、按要求完成句子,每空一词
every day.So my bedroom is always clean
1.I can play basketball after dinner every
and tidy.My mother says keeping the room
day.(改为一般疑问句)
tidy is good for my health.
play basketball after
I study at Sunny Middle School.It is big
dinner every day?
and new.At our school,we also have some
2.You can't wear a hat in class.(改为祈使句)
rules.We 6.
be late for school.
a hat in class.
So we 7.
arrive at school on
3.No photos here..(改为同义句)
time.We 8.
wear the school
photos here.
uniform every day.In class,we 9.
4.You shouldn't feed your pet cat too much
keep quiet.We 10.
listen to music
food.(改为祈使句)
or eat in the class.We 11.
eat in the
your pet cat too
much food.
dining hall.After class,we 12.
run
5.You can keep the door open.(改为否定析
in the hallways.
使句)
Do you have rules in your life?Tell me
the door open.
about them.
17