Unit 5 课时3 Grammar and Writing(学生版)-【帮课堂】2021-2022学年七年级英语下册同步精品讲义(人教版)
知识精讲
Unit 5 Why do you like pandas?
课时 3 Grammar and Writing
(一)Grammar
一、why 引导的特殊疑问句
why 引导的特殊疑问句,意为"为什么……?",用来询问某事的原因。结构为"Why+助动词的
适当形式+主语+动词原形+其他?/Why +be 动词+主语+其他?"。
(1)一般用法:常用于询问原因。回答时常用 because。
eg:—Why does he look worried? 他为什么看起来着急?
—Because he lost his key. 因为他把钥匙丢了。
【典例】—Why don’t you like tigers?
— they’re really scary.
A. Because B. So C. But D. And
(2)特殊用法:Why don’t you+动词原形+其他?常用来提出建议或劝告,表示"为什么不……?"相当
于"Why not+动词原形+其他?"。
eg: —Why don’t you play basketball?=Why not play basketball? 为什么不打篮球呢?
—That sounds good. 那听起来不错。
【典例】—I feel upset because I am too heavy.
— do more exercise to lose some weight?
A. Why don’t B. Why not C. Why not to
(3)why 还可作感叹词,表示吃惊、不耐烦、轻微的抗议、反对及犹豫等不同的语气。
eg:Why,don’t you know me? 啊,难道你不认得我吗?
二、形容词的用法
形容词修饰名词,用以说明事物或人的性质或特征,是英语中最常用的词性之一,通常在句中作定语、
表语等。
(1)形容词作定语,用于修饰名词或代词 one, ones 等,位于名词或代词之前,但若修饰不定代词要放在
不定代词之后。
eg: These are interesting books. 这些是有趣的书。
I want some big ones. 我想要些大的。
分层提分
There is something interesting in today’s newspaper. 今天的报纸上有有趣的内容。
【典例】Martha is a girl. She always smiles and says hello to others.
A. shy B. friendly C. craz y D. healthy
(2)形容词作表语,放在连系动词(be/look/feel/sound 等)后,构成系表结构,即"连系动词+表语",说明
主语怎么样。
eg: You look great today. 你今天看起来很棒。[来源:学科网 ZXXK]
She is so friendly. 她是如此友善。
【典例】The flower smells and I like it very much.
A. well B. good C. bad D. badly
(3)一些形容词和定冠词 the 连用,表示一类人或事物,相当于一个名词;另外,形容词前可用 very, too,
a little 等表示程度的词修饰。
eg: He often helps the old. 他经常帮助老人。
You are too lazy. 你太懒了。
一、单项选择
1.—Mom, don’t use bags ________ plastic. It can cause white pollution.
—Oh, I know and I won’t.
A.made in B.made into C.made of D.made up of
2.The man is very ________. He doesn’t do any housework at home.
A.cute B.lazy C.friendly D.shy
3.The air in the morning is fresh, so I always __________ early to run.
A.get on B.get off C.get up D.get down
4.—Most of the wild animals are __________ because of their bad living environment.
—So we must do something to save them.
A.at school B.on holiday C.at work D.in danger
5.I like ________ little animals but I don't like the big animals like tigers because they're ________ scary.
A.kinds of; a kind of B.kind of; a kind of C.kinds of; kind of D.kind of; kinds of
6.There are so many model planes in the school library. The white one was made ________ Tom.
A.in B.by C.of D.from
7.Don’t worry, Mary. The weather may ________ later on. We can go out then.
A.get well B.get fine C.get best D.get lost
8.—Why don’t you like physics?
—Because it’s too ________ for me.
A.interesting B.beautiful C.relaxing D.difficult
9.—________ do you like the dog?
—Because it looks beautiful.
A.Where B.Why C.What D.When
10.— What ________ do you like best?
— I like giraffes very much.
A.vegetables B.subjects C.animals D.sports
11.—Let’s see the pandas in the zoo.
—________.
A.Thanks B.Either C.OK D.Neither
12.—What’s this?
—Oh, my God! It’s a gift for James. I forgot ________ it this afternoon.
A.to post B.posting C.post D.to posting
13.________ I’m late for class again, ________ my teacher is very angry.
A.Because; / B.So; / C.Because; so D./; but
14.—________?
—Koalas.
A.Where are the animals B.Where are the animals from
C.How are the animals D.What animals do you like
15.Let’s ________ the zoo. I want ________ the tigers.
A.go; see B.go to; to see C.to go; see D.to go; to see
二、完型填空
Many people like pandas very much. They are very ____16____. Most of them live in Sichuan, ____17____.
They ____18____ white hair, but their shoulders, legs, ears and eyes are ____19____. Pandas are usually heavy, but
they can climb trees like other ____20____. Pandas’ ____21____ food is bamboo leaves. But long long ago(很久很
久以前), pandas liked to eat meat. It ____22____ pandas a lot of time to have food every day. When pandas are
full(吃饱了的), they like ____23____. They relax many hours every day. However, there are not many pandas in
the world today. ____24____ some people cut down too many bamboo trees and pandas can’t find enough(足够的)
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