Unit 2 There are forty students in our class.Lesson7-8 同步练习（含答案）

Unit 2 There are forty students in our class.
Lesson 7
一、根据图片，完成句子。
1. I have ducks.
2. They have pens.
3. She has bags.
4. There are eggs.
5. Show me books.
二、判断下列各题是 (T)否(F)按照从大到小排列。
( )1. A. eleven B. fifteen C. twelve
( )2. A. eight B. one C. two
( )3. A. six B. seven C. eight
( )4. A. twenty B. thirteen C. nine
( )5. A. twenty-one B. twenty-two
C. twenty-three
( )6. A. five B. three C. one
三、单项选择。
( )1. How many are there in your school
A. teacher B. a teacher C. teachers
( )2. Let's count 1 10!
A. in; from B. at; to C. from; to
( )3. ,twenty and are neighbours.
A. Eighteen; nineteen
B. Nineteen; twenty-one
C. Seventeen; eighteen
四、排列下列句子，组成一段通顺的对话。
( ) It's nice. Let's fly it, OK
( )OK. How many kites are there in the sky
( ) Let's count. 1,2,3 … There are 21.
( ) Look, Amy! I have a new kite.
( ) No, there are 20 kites. The black one is a bird.
五、核心素养练
同学们，积极思考不仅能让我们变得更加聪明，还可以锻炼和提高我们的逻辑思维能力。
仔细阅读下题，找出规律，并用英文数字填表格。
two
twenty eighteen
twenty-five
seventeen
four
twenty-one
eighteen three
five
ten
nine
Lesson 8
一、用 “ >”或“ <”填空。
1. nineteen seventeen
2. twenty-nine thirty-nine
3. twenty forty
4. fifteen twenty-one
5. eleven sixteen
6. forty-five forty-four
二、单项选择。
( )1. This Miss Gao.
A. are B. is C. a
( )2. Welcome to school.
A. we B.my C.me
( )3. There are girls in my class.
A. thirty four B. three four
C. thirty-four
( )4.— How many hamburgers are there
— only one.
A. There are B. There is
C. There
( )5. boys in your class
A. How old; there are
B. How much; is there
C. How many; are there
( )6. Are there fifty classrooms our school
A. in B. on C. for
三、从方框中选择适当的答语。
( )1. Good morning, boys and girls!
( )2. How many students are there in your class
( )3. Welcome to our class!
( )4. Find your neighbours.
( )5. Let's count from thirty to forty!
A. We are neighbours, forty-six,forty-seven, forty-eight.
B. Thank you.
C. There are twenty-nine.
D. Good morning, Miss White!
E. OK. Thirty, thirty-one ... forty.
四、核心素养练
阅读能提高我们的理解能力，在阅读中思考问题，进行分析推理，可以提高我们的逻辑思维能力。
阅读下面的短文，算一算。
Hello, everyone! Nice to meet you. I am Tom. I am a Chinese boy. I am in Class One, Grade Four. There are thirty-eight students in my class. I have seventeen boy classmates. All of them are Chinese. There are five English girls in my class.
1. There are students.
2. There are girls.
3. There are boys.
4. There are Chinese boys.
5. There are Chinese girls.
参考答案：
Lesson 7
一、 1. eleven 2. four 3. twelve 4. twenty-five5. seventeen
二、 1. F 2. F 3. F 4. T 5. F 6. T
三、1. C 点拨: how many后跟可数名词复数,故选择C。
2. C 点拨: count from ... to ...是固定搭配,故选择C。
3. B 点拨: neighbours邻居,题中要填20 的前后邻居,故选择B。
四、2 3 4 1 5
五、
two twenty-one
twenty eighteen eighteen three
twenty-seven twenty-five sixteen five
seventeen fifteen ten eleven
six four twelve nine
点拨：第一个表格求同排两数字的差为2；第二个表格是同排两数字的和为21。
Lesson 8
一、 1. > 2. < 3. < 4. < 5. < 6. >
二、 1. B
2. B 点拨：由句中“ +名词”可知，应填形容词性物主代词，故选择B。
3. C
4. B 点拨: one一个,所以 be动词用 is。
5. C 点拨: how many多少,提问复数名词,由 boys可知be动词要用复数形式，且句子为疑问句，故选C。
6. A
三、1. D 2. C 3. B 4. A 5. E
四、 1. thirty-eight 2. twenty 3. eighteen
4. eighteen 5. fifteen