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可打印In Focus练习|外研版五上英语Unit 2+Unit 3
家里娃五年级英语越学越乱？祈使句 Don’t、Be 总是混用，and/but/because做题全靠蒙，明明单词背了不少，一到语法填空、选择题就频频踩坑。
很多家长反馈：课本看着简单，一做题就错，分不清什么时候用 Don’t，什么时候选 but 还是 because。
今天把五年级上册 Unit2+Unit3 核心语法整理透彻，祈使句 + 三大连词考点 + 全套练习题，吃透这两篇，考试少丢大半分！
五年级上册Unit 2 In Focus
原文重现
Don’t throw it away. 别把它扔掉。
Take it. 拿去吧。
知识点
Do祈使句：肯定句和否定句
（1）肯定句：动词原形（+其他）.
（2）否定句：Don’t +动词原形（+其他）.
一、单项选择题
( )1. ______ late for school again, Tom!
A. Don't be B. Don't C. Not be
( )2. ______ the door, please. It's cold outside.
A. Close B. Closes C. Closing
( )3. ______ talk in the library.
A. Not B. Don't C. Doesn't
( )4. ______ me the salt, please.
A. Passes B. Passing C. Pass
( )5. ______ forget to bring your homework tomorrow.
A. Not B. Don't C. Doesn't
( )6. Please ______ quiet in the reading room.
A. are B. be C. being
( )7. ______ careful when you cross the road.
A. Be B. Are C. Being
( )8. ______ rubbish here.
A. Not throw B. Don't throw C. Doesn't throw
( )9. ______ up! The bus is coming.
A. Hurry B. Hurries C. Hurrying
( )10. ______ be afraid. I'm here with you.
A. Not B. Don't C. Doesn't
二、用括号内动词的适当形式填空
1. ______ (open) your books, please.
2. ______ (not be) late for the meeting.
3. Please ______ (come) here on time.
4. ______ (not talk) in class.
5. ______ (be) careful with the glass.
6. ______ (not forget) to lock the door.
7. ______ (turn) off the lights before you leave.
8. ______ (not make) noise in the hospital.
9. Please ______ (wait) for me at the gate.
10. ______ (not run) in the hallway.
11. ______ (listen) to the teacher carefully.
12. ______ (not be) afraid of making mistakes.
参考答案
一、
1. A 2. A 3. B 4. C 5. B
6. B 7. A 8. B 9. A 10. B
二、
1. Open 2. Don't be
3. come 4. Don't talk
5. Be 6. Don't forget
7. Turn 8. Don't make
9. wait 10. Don't run
11. Listen 12. Don't be
五年级上册Unit 3 In Focus
原文重现
1.Tutu asks Duoduo to join them but Duoduo just walks away.
图图邀请多多一起玩，可多多却走开了。
2.After a week, Duoduo feels sad and he missed Tutu.
一周后，多多很难过，他想念图图。
3.I’m unhappy because I’m not your friend now.
我不开心，因为我现在不是你的朋友了。
知识点
连词and、but和because的用法
and意为"和、又、而且"，表示并列、顺承。
but意为"但是"，表示转折，前后意思相反。
because意为"因为"，表示原因。
注意：
1. because不能和so同时出现在一个句子里，要么用 because 引导原因，要么用 so 引导结果，二选一即可。
2. and 前后通常都是肯定，but前后意思往往相反或形成对比，because 后面一定跟“原因”。
3. 判断口诀：前后同类用and，前后相反用but，后面原因是because。
一、选择填空
( )1. Lele has a new friend, ______ he still loves his best friend Gugu.
A. and B. but C. because
( )2. I have three good friends: Ben, Anna ______ Kate.
A. and B. but C. because
( )3. Meimei wants to draw pictures with Lele, ______ Lele is playing football with other boys.
A. and B. but C. because
( )4. Ben feels sad ______ he can't find his little dog.
A. and B. but C. because
( )5. Lucy always makes me smile ______ she is really funny.
A. and B. but C. because
( )6. We do sports together ______ we always have a good time.
A. and B. but C. because
( )7. I like our English teacher, ______ her classes are very interesting.
A. and B. but C. because
( )8. Jack is very active, ______ his brother is quite quiet.
A. and B. but C. because
( )9. Tina can swim, ______ she can ride a bike very well.
A. and B. but C. because
( )10. It is getting dark, ______ we still want to finish our game.
A. and B. but C. because
二、用 and / but / because 填空
1. I like Anna ______ she always helps me with my English.
2. We sing songs ______ dance together at the party.
3. I want to talk to them, ______ I am too shy.
4. Good friends should listen to each other ______ help each other.
5. I'd like to go with you, ______ I have a lot of homework to do.
6. I like my desk mate Lucy ______ she shares her books with me.
7. I enjoy playing basketball, ______ my best friend doesn't like it at all.
8. Peter likes science, ______ he often visits the science museum on Sundays.
9. We can't go to the park today ______ it is raining heavily.
10. Mum takes a walk after dinner every day ______ she wants to keep healthy.
三、短文填空（用 and / but / because）
I have a good friend. Her name is Jenny. She is friendly ______ clever. We go home together, ______ we live near each other. I like her ______ she is kind to everyone. Sometimes we have small problems. I am angry with her ______ she forgets to give my pen back. But she says sorry to me. We talk ______ we are happy again. Jenny is a great friend. We play together ______ we share our snacks. We like different sports, ______ we enjoy being together. I love my friend ______ she makes me laugh every day.
参考答案
一、选择填空
1. A 2. A 3. B 4. C 5. C 6. A 7. C 8. B 9. A 10. B
二、用 and / but / because 填空
1. because 2. and 3. but 4. and 5. but
6. because 7. but 8. because 9. because 10. because
三、短文填空
1. and 2. and 3. because 4. because
5. and 6. and 7. but 8. because
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