内容正文:
Unit 3 How do we use numbers?
Period 3 Communicate & Extend(分层作业)
基础练
一、根据首字母提示,补全句子或对话。
1. In our daily lives, we u________ numbers all the time.
2.-How m________ pencils do you have? -Five pencils.
3. We use numbers to c_________ things.
4.Ben likes playing basketball. He plays basketball e_________ day.
二、选词填空。
1. They put six ________ (pear/pears) in the box.
2.- How________ (many/much) water is there?
-Only one bottle.
3. Today is________ (Joe/Joe's)birthday. Let's buy a gift.
4. Children have fun________ (at/on) the party.
5.People can call friends________ (on/in) their phone numbers.
三、单项选择。
( )1.- _______ are you?
-I am nine years old.
A. How old B. How many C.How much
( )2.How many _______ do you have?
A. bookes B. book C. books
( )3.-________ is it in Beijing?
-It is 6:30 p.m.
A. What time B. How many C. What colour
( )4.Eleven _______ six equals five.
A. plus B. minus C. times
( )5. There are _______ cows on the farm.
A.a B. an C.twenty
提升练
4、 【学科融合·数学】从方框中选择合适的单词,补全句子。plus odd minus numbers
1.Some numbers are even, and some are________.
2. Five _______ six equals eleven.
3. We call people on their phone________.
4. Ten ________ two equals eight.
五、【情境题·生活中的数学】下列图片体现了数字的什么作用呢?将序号写在对应的括号内。
1. 2. 3. 4. 5.
( ) ( ) ( ) ( ) ( )
A.We use numbers in the supermarket. They can tell us the prices.
B. We use numbers to tell the time. The numbers help us know the time.
C.Numbers help us count things. We can know the number of things.
D. I write my student number on my book, It helps teachers find my book.
E.We call people on their phone numbers. Then we can talk to them.
六、从方框中选择合适的句子,补全对话。
A. How many apples do we have? B. So four plus two equals six.
C.It's five o'clock. D. I don't have pears.
Alice: Let's make a fruit salad, Hans!
Hans:Great!1._________
Alice: I have four apples.
Hans: I have two apples.2.__________
Alice: Yes! Now let's cut(切)them and put them in the salad.
Hans: How about pears? I have two pears.
Alice :3.___________ But I have three bananas, Let's cut and put them in it.
Hans: Look at our salad, Nice and yummy!
Alice: Look at the clock! What time is it?
Hans :4.__________ It's time to eat!
拓展练
七、阅读短文,完成任务。
It is eight o'clock. It is raining.Jack is calling his aunt. He says,“What is the student number of my cousin Peter?”His aunt answers(回答),“One-five-three-seven-nine-six-three.” He says,“How old is Peter this year?” His aunt answers,“He is ten years old.
任务一:判断句子正(T)误(F)。
( )1.It is sunny today.
( )2.Peter is Jack's cousin.
( )3. Peter is nine years old.
任务二:选择正确的答案。
( )1.What is Peter's student number?
A.1357963. B.1537993 C.1537963
( )2.Who is answering the phone?
A. Jack. B. Peter. C. Jack's aunt.
参考答案及解析
一、根据首字母提示,补全句子或对话。
1.use
解析:句意为 “在日常生活中,我们一直____数字”,结合首字母 “u” 及语境,填 “use(使用)” 。
2. many
解析:“How many + 可数名词复数” 用于询问数量,“pencils” 是可数名词复数,首字母 “m”,故填 “many” 。
3. count
解析:句意为 “我们用数字____东西”,结合首字母 “c” 及常识,数字可用来 “count(计数;数数)” ,填 “count” 。
4. every
解析:“every day(每天)” 是固定短语,句意为 “本喜欢打篮球,他____打篮球”,首字母 “e”,填 “every” 。
二、选词填空。
1.pears
解析:“six(六)” 后接可数名词复数,“pear” 的复数是 “pears”,填 “pears” 。
2. much
解析:“water(水)” 是不可数名词,“How much + 不可数名词” 询问数量,填 “much” 。
3. Joe's
解析:此处表示 “乔的生日”,要用名词所有格,“Joe” 的所有格是 “Joe's”,填 “Joe's” 。
4. at
解析:“at the party(在派对上)” 是固定搭配,填 “at” 。
5. on
解析:“call sb. on + 电话号码” 表示 “拨打…… 号码联系某人”,填 “on” 。
三、单项选择。
1.A
解析:答句 “I am nine years old.(我九岁了)” 是回答年龄,用 “How old(多大;几岁)” 提问;“How many” 问可数名词数量,“How much” 问不可数名词数量或价格,选 A 。
2. C
解析:“How many + 可数名词复数”,“book” 的复数是 “books”;“bookes” 拼写错误,选 C 。
3. A
解析:答句 “It is 6:30 p.m.(下午六点半)” 是时间,用 “What time(几点)” 提问;“How many” 问数量,“What colour” 问颜色,选 A 。
4. B
解析:“Eleven(十一)____ six equals five(等于五)”,11 - 6 = 5,“minus(减;减去)” 符合;“plus(加)”,“times(乘)” 不符合,选 B 。
5. C
解析:“cows(奶牛)” 是复数,“a/an” 后接可数名词单数,“twenty(二十)” 后接复数,选 C 。
5、 【学科融合·数学】从方框中选择合适的单词,补全句子。
1. Odd
解析:句意为 “一些数字是偶数,一些是____”,“even(偶数的)” 对应 “odd(奇数的)”,填 “odd” 。
2. plus
解析:“Five(五)____ six equals eleven(等于十一)”,5 + 6 = 11,“plus(加;加上)” 符合,填 “plus” 。
3. numbers
解析:“phone numbers(电话号码)” 是固定短语,句意为 “我们拨打人们的____联系他们”,填 “numbers” 。
4. minus
解析:“Ten(十)____ two equals eight(等于八)”,10 - 2 = 8,“minus(减;减去)” 符合,填 “minus” 。
五、【情境题·生活中的数学】下列图片体现了数字的什么作用呢?将序号写在对应的括号内。
1.E
解析:图 1 是手机拨号界面,对应 “我们拨打人们的电话号码联系他们”,选 E 。
2. D
解析:图 2 是写有学号的书本,对应 “我把学号写在书上,方便老师找书”,选 D 。
3. A
解析:图 3 是面包价格标签,对应 “超市里数字能告知价格”,选 A 。
4.B
解析:图 4 是时钟,对应 “数字帮我们看时间”,选 B 。
5.C
解析:图 5 是标有数字的尺子,可用来数物品数量等,对应 “数字帮我们计数,知晓物品数量”,选 C 。
六、从方框中选择合适的句子,补全对话。
1.A
解析:答句 “I have four apples.(我有四个苹果)”,可知此处问苹果数量,选 “A. How many apples do we have?(我们有多少个苹果?)” 。
2. B
解析:前面说 “我有四个苹果,我有两个苹果”,接着总结 “4 + 2 = 6”,选 “B. So four plus two equals six.(所以四加二等于六)” 。
3. D
解析:上句问梨,下句说 “但我有三根香蕉”,可知此处表 “我没有梨”,选 “D. I don't have pears.(我没有梨)” 。
4. C
解析:上句问 “What time is it?(几点了?)”,此处回答时间,选 “C. It's five o'clock.(五点了)” 。
七、阅读短文,完成任务。
任务一:判断句子正 (T) 误 (F)。
1. F
解析:文中 “It is raining.(在下雨)”,不是晴天,故错误。
2. T
解析:文中 “my cousin Peter(我的表弟彼得)”,可知 Peter 是 Jack 的表弟,正确。
3. F
解析:文中 “He is ten years old.(他十岁了)”,不是九岁,错误。
任务二:选择正确的答案。
1. C
解析:文中 “One - five - three - seven - nine - six - three.(1 - 5 - 3 - 7 - 9 - 6 - 3 )”,即 1537963,选 C 。
2. C
解析:文中 “His aunt answers (回答)(他的阿姨回答)”,可知是 Jack 的阿姨接电话,选 C 。
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