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Unit 1 Class rules
Part B Let’s talk&Look and say
基础练
一、【新题型·新情境】读一读，判断下列句子与图片是否相符。
( )1. The music room is nice and clean.
( )2. The walls of the classroom are red and yellow.
( )3. There is a teacher's desk in the classroom.
( )4. The students are cleaning the playground.
( )5. We can see some chairs and desks in the room.
二、【新题型·思维探究】看图，读一读，选一选，完成对话（选项可重复使用）。
clean the blackboard, clean the floor, on duty, nice and clean, put
backA: Look! The music room is 1. .
B: Yes. Who's 2. today?
A: We are, Miss White.
B: Great! What can you do?
A: I can 3. .
C: I can 4. .
D: I can 5. the desks and chairs.
提升练
三、单项选择题。
( )1.—Who's ______ duty today? —Tom and Lily.
A. in B. on C. at
( )2. We ______ clean the classroom after class. It's our job.
A. can B. are C. is
( )3. —What can you do for the class? —I can ______ the windows.
A. close B. closes C. closing( )4. The floor is dirty. Let's ______ it.
A. sweep B. put back C. turn off
( )5. Look! The ______ are blue and white. They make the classroom beautiful.
A. fan B. wall C. walls
四、读一读，选择正确的短语补全句子（将序号填在横线上）。
A. put back the chairs B.close the windows C. turn off the lights
D. sweep the floor E. clean the desks
( )1.It's time to leave. We need to ______.
( )2. The desks are dirty. Let's ______.
( )3. The floor has some rubbish. We should ______.
( )4. It's windy outside. Please ______.
( )5. After the English party, we must ______.
拓展练
七、【新趋势·跨学科】阅读短文，完成下列任务。
After the English party, our classroom is messy. Lily, Tom and Lucy are on duty today.
Lily can clean the blackboard. Tom can sweep the floor and put back the desks. Lucy can
close the windows and turn off the fans. They work hard. Soon, the classroom is clean and
tidy. Their teacher is happy.
任务一：将下列短语与对应的图片匹配
( )1. clean the blackboard a.
( )2. sweep the floor b.
( )3. put back the desks c.( )4. close the windows d.
( )5. turn off the fans e.
任务二：判断下列句子与短文内容是否相符（T/F）
( )1. The classroom is clean after the English party.
( )2. Lily, Tom and Lucy are on duty today.
( )3. Tom can put back the chairs.
( )4. Lucy can close the windows and turn off the fans.
( )5. Their teacher is happy because the classroom is clean.参考解析
基础练
一、【新题型·新情境】读一读，判断下列句子与图片是否相符。
1.答案：T 解析：对应课文原句“Look the music room is nice and clean.”，故为T
2.答案：F 解析：课文提到“The walls are blue and white.”，并非红黄色，故为
3.答案：T 解析：课文出现“teacher's desk”，教室中存在讲台，故为
4.答案：F 解析：课文场景是打扫教室，非操场，故为F
5.答案：T 解析：课文提及“desks and chairs”，教室内有桌椅，故为T
二、【新题型·思维探究】看图，读一读，选一选，完成对话（选项可重复使用）。
1.答案：nice and clean
解析：结合课文开头对音乐教室的描述，用“nice and clean”符合语
2.答案：on duty
解析：固定搭配“on duty”表示“值日”，对应课文“Who's on duty today?”
3.答案：clean the blackboard
4.答案：clean the floor
5.答案：put back
解析：3-5. 均为课文原句中的值日动作，根据对话分工逻辑选择对应的短语
提升练
三、单项选择题。
1. 答案：B 解析：固定短语“on duty”，选B
2. 答案：A 解析：句意为“我们课后能打扫教室”，“can”表示“能、会”，选A
3. 答案：A 解析：情态动词can后接动词原形，“close”为原形，选A
4. 答案：A 解析：结合语境“地板脏了”，应选“sweep（扫）”，B“放回”、C“关
掉”不符合，选A
5. 答案：C 解析：由“are”可知主语为复数，“wall”的复数为“walls”，选C
四、读一读，选择正确的短语补全句子（将序号填在横线上）。1.答案：A 解析：“离开时”对应动作“关风扇”，选A
2.答案：B 解析：“桌子脏了”对应“擦桌子”，选B
3.答案：C 解析：“地板有垃圾”对应“扫地”，选C
4.答案：D 解析：“外面刮风”对应“关窗户”，选D
5.答案：E 解析：“英语派对后”对应“放回椅子”，选E，均贴合图片场景与语境逻辑
拓展练
五、【新趋势·跨学科】阅读短文，完成下列任务。
任务一：
1.答案：b
2.答案：a
3.答案：d
4.答案：e
5.答案：c
解析：根据短语含义匹配图片，“clean the blackboard”（擦黑板）对应图片①，“sweep
the floor”（扫地）对应图片②，“put back the desks”（放回桌子）对应图片③，“close
the windows”（关窗户）对应图片④，“turn off the fans”（关风扇）对应图片⑤。
任务二：
1. 答案：F
解析：短文开头提到“After the English party, our classroom is messy.”（messy意为“凌乱
的”），故为F
2. 答案：T
解析：短文明确“Lily, Tom and Lucy are on duty today.”，故为T
3. 答案：F
解析：短文说“Tom can sweep the floor and put back the desks.”，未提及放回椅子，故
为F
4. 答案：T
解析：对应短文“Lucy can close the windows and turn off the fans.”，故为T
5. 答案：T
解析：短文提到“the classroom is clean and tidy. Their teacher is happy.”，可推断老师开心的原因是教室干净，故为T。
