Lesson 81

Unit 21 What are you doing？

Example:

A: What is she doing?B: She is writing.A: What is he doing?B: He is singing.A: What are they doing?B: They are walking.

Read and act

Dad: What are you doing, Jack?

Jack:

I’m making the bed.

Dad:

Jack:

Certainly,I’m coming now, Dad.

Could you come here, please?I want some help.

What you do ?What you do ?I clean the classroom.I clean the classroom.I I speak English. speak English.I I sing sing ..

What I do ?What I do ?You clean the classroom.You clean the classroom.You speak English.You speak English.You sing .You sing .

amam inging

amamamam

inginginging

amam inginginginginging

areareareareareare

ingingareare

inging

HeHe drink .drink . She stand . She stand . They do their homework.They do their homework.

They ridThey rid ..

I mak the bed.I mak the bed.

You writ .You writ .areare

ingingisis

isis inging

areare inging

areare

amam

inging

inging

inging

现在进行时基本结构现在进行时基本结构

主语主语 ++be(am, are, is,)be(am, are, is,)++ 动词现在分词动词现在分词※※ 动词现在分词动词现在分词 :: 动词原型动词原型 ++inging

readreadinging, drink, drinkinging, eat, eatinging, meet, meetinging, think, thinkinging

※※特殊变化特殊变化 :1.:1. 以不发音以不发音 ee 结尾，去结尾，去 ee 加加 ingingwritwritinging, mak, making, ing, ridridinging

2.2. 重读闭音节要双写结尾的辅重读闭音节要双写结尾的辅

音字母加音字母加 inging

sit sit inging swi swim ingm ing pu put ing t ing run run ingingtt mm nntt

Exercise:1.We __________(watch) TV now.2. He_______ (do) his homework now.3.Look! That girl ______ (ride) the bike.4.She _______(fly) a kite in the park now.5.Tom and I ___________(clean) our bedroom

now. 6.My mother and I ___________(make) cakes

now.7.The baby is sleeping and his mother _____ ____________(look after) him.8. Listen! The twins __________(sing) under

the tree.

are watchingis doing

is ridingis flying

are cleaning

are making

is

are singinglooking after

Fill in the blanks: It’s a fine Sunday morning. There’re many people in the park. They are playing. Look: Two boys ___________ (play) with yo-yos. A girl_________ (fly) a kite. Two children_____________(mend) a toy boat. There____ (be) a lake in the park. Near the lake ,a young man___________ (run). There ______ (be) two men near the house. They______________ (work) hard now. A woman _____________ (water) the flowers . A girl________(draw). Look at the big tree. Two cats ____________ (run) up the tree. What do they want to do? They want _________ (catch) the bird. All of them are very happy .

are playingis flying are mending

isis running

areare working

is watering is drawing

are running

to catch

Homework: 1.完成同步训练第 81课 2. L81 单词，每个 4次 3.完成练习册 L81

Exercise:

1. What are you doing? I_____ A. eat B. can eat C. eating D. am eating2. We want _________this book now. A. reading B. am reading C. read D. to read3. Our teacher is ________a red sweater . A. putting on B. put on C. wearing D. wear4. That boy isn’t ____the teacher . A. listen B. listens C. listening D. listening to

D

D

C

D

5.It’s eight o’clock. Jim’s family __TV. A. is watching B. are watching C. watch D. to watch6.My mother is __a cake __my birthday. A. making ,to B. making ,for C. doing ,to D. doing ,for7.Let me __these books in the box. A. puts B. put C. to put D. putting 8.They ___ ___ on the blackboard now. A. are drawing B. are, draw C. do, drawing D. do, draw

B

B

B

A