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Unit 7 At the beach
知识梳理
Words & Phrases
1.beach 海滩 2.enjoy 享受…的乐趣 3.sunshine阳光 4.sea海
5.collect收集 6.put放；安置 7.shell贝壳 8.letter信
9.know知道 10.year年岁；年 11.on holiday度假
12.have a good time玩得高兴 13.at the beach在沙滩上
Sentences
1.Sally is enjoying the sunshine.Sally 正在享受着阳光。
2.Is Paul collecting shells Paul在捡贝壳吗
重点点拨
1.学会用.…is/are...doing.…”描述所见的场景。如：Peter is reading a book.
2.现在进行时的一般疑问句：Be+主语+doing+..
1)Are you doing.…. Yes,I am./No, I'm not.(Yes,we are./No,we aren't.)【版权所有：2)Are they doing... Yes,they are./No,they aren't.
3)Is he/she/it doing... Yes,he/she/it is.No,he/she/it isn't.
4）Am I doing. Yes,you are./No,you aren't.
3.The Browns are on holiday in Sanya.“The Browns”指的是布朗先生一家人，所以be动词用are。如：The Greens are at the beach.格林先生一家在海边。
4.enjoy后面既可以接名词，也可以接动名词（即在动词后加-ing）。如：I enjoy my job.They enjoy swimming.
单词播音园
了解字母组合fr、gr和tr在单词中的发音。fr在单词中发/fr/，如front、fruit；
gr在单词中发/gr/，如group、great；tr在单词中发/tr/，如train、tree、try。
单选题
1. - Are they ______ shells - Yes, they are.
A. collect
B. collects
C. collecting
2. I enjoy ______ at the beach.
A. to play
B. play
C. playing
3. There is a lot of ______ at the beach.
A. sea
B. seas
C. a sea
4. Look! Sally is ______ the sunshine.
A. enjoy
B. enjoys
C. enjoying
5. The Greens ______ at the beach now.
A. is
B. are
C. am
6. - Is Tom ______ a letter - Yes, he is.
A. write
B. writes
C. writing
7. We often ______ shells at the beach.
A. collect
B. collects
C. collecting
8. They ______ on holiday last week.
A. are
B. were
C. was
9. There are many beautiful ______ on the beach.
A. shell
B. shells
C. a shell
10. I want to ______ the sunshine on the beach.
A. enjoy
B. enjoys
C. enjoyed
11. - ______ you enjoying the sea - Yes, I am.
A. Are
B. Is
C. Am
12. He ______ to the beach every year.
A. go
B. goes
C. going
13. She ______ a good time at the beach yesterday.
A. have
B. has
C. had
14. My parents ______ on holiday in Hainan.
A. be
B. are
C. is
15. They ______ at the beach last Sunday.
A. have a good time
B. had a good time
C. has a good time
二、易错知识点及练习
1. 现在进行时的用法
- 易错点：在现在进行时的句子中，be动词和动词 - ing形式容易出错。
- 练习：用所给动词的正确形式填空。
- Look! The birds ______ (sing) in the tree.
- He ______ (not play) football now.
2. 主谓一致
- 易错点：“the + 姓氏复数”表示一家人时，谓语动词用复数形式；be动词在一般现在时中要根据主语的单复数、第一人称、第二人称、第三人称单数等进行变化。
- 练习：判断下列句子的正误并改正。
- The Smiths is at home. ( )
- We is students. ( )
三、答案
1. C。现在进行时，be + doing形式，collect的 - ing形式是collecting。
2. C。enjoy doing sth.。
3. A。sea是不可数名词。
4. C。现在进行时，be + doing形式，enjoy的 - ing形式是enjoying。
5. B。“The Greens”表示一家人，复数概念，be动词用are。
6. C。现在进行时，be + doing形式，write的 - ing形式是writing。
7. A。主语we是复数，一般现在时，动词用原形。
8. B。last week是一般过去时的标志，主语they是复数，be动词用were。
9. B。many后接可数名词复数，shell的复数是shells。
10. A。want to do sth.，enjoy用原形。
11. A。主语是you，be动词用are。
12. B。主语he是第三人称单数，一般现在时，动词go要用第三人称单数形式goes。
13. C。yesterday是一般过去时的标志，have的过去式是had。
14. B。my parents是复数概念，be动词用are。
15. B。last Sunday是一般过去时的标志，have a good time用过去式had a good time。
1. Look! The birds are singing in the tree.
He isn't playing football now.
2. The Smiths is at home. (×) The Smiths are at home.
We is students. (×) We are students.

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