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I. Write out the present participle forms of the following verbs.
1. do doing
2. clean ______
3. sweep ______
4. wash ______
5. water ______
6. sing ______
7. sit ______
8. run ______
9. set ______
10. swim ______
11. take ______
12. make ______
13. share ______
14. have ______
15. prepare ______
1. do doing
2. clean ______
3. sweep ______
4. wash ______
5. water ______
6. sing ______
7. sit ______
8. run ______
9. set ______
10. swim ______
11. take ______
12. make ______
13. share ______
14. have ______
15. prepare ______
答案:
2. cleaning 3. sweeping 4. washing 5. watering 6. singing 7. sitting 8. running 9. setting 10. swimming 11. taking 12. making 13. sharing 14. having 15. preparing
解析:规则变化:一般动词加-ing;以重读闭音节结尾且末尾只有一个辅音字母,双写该辅音字母加-ing(如sit-sitting, run-running, set-setting, swim-swimming);以不发音的e结尾,去e加-ing(如take-taking, make-making, have-having)。
解析:规则变化:一般动词加-ing;以重读闭音节结尾且末尾只有一个辅音字母,双写该辅音字母加-ing(如sit-sitting, run-running, set-setting, swim-swimming);以不发音的e结尾,去e加-ing(如take-taking, make-making, have-having)。
II. Choose the best answer.
( ) 1. I ______ for an exam now.
A. is preparing B. are preparing C. am preparing D. prepares
( ) 1. I ______ for an exam now.
A. is preparing B. are preparing C. am preparing D. prepares
答案:
C
解析:now提示用现在进行时,主语I对应be动词am,故选C。
解析:now提示用现在进行时,主语I对应be动词am,故选C。
( ) 2. Look! Jimmy and his cousins ______ chess in the living room.
A. is playing B. are playing C. play D. played
A. is playing B. are playing C. play D. played
答案:
B
解析:Look!提示用现在进行时,主语Jimmy and his cousins为复数,be动词用are,故选B。
解析:Look!提示用现在进行时,主语Jimmy and his cousins为复数,be动词用are,故选B。
( ) 3. Alice is ______ the bed. She is busy cooking dinner for the family.
A. setting B. not setting C. making D. not making
A. setting B. not setting C. making D. not making
答案:
D
解析:后句“忙着做饭”提示前句为“没有铺床”,make the bed“铺床”,现在进行时否定形式为is not making,故选D。
解析:后句“忙着做饭”提示前句为“没有铺床”,make the bed“铺床”,现在进行时否定形式为is not making,故选D。
( ) 4. At the moment, Mrs Li ______ her students how to work out the Maths problems.
A. is teaching B. teaches C. teach D. are teaching
A. is teaching B. teaches C. teach D. are teaching
答案:
A
解析:At the moment提示用现在进行时,主语Mrs Li为单数,be动词用is,故选A。
解析:At the moment提示用现在进行时,主语Mrs Li为单数,be动词用is,故选A。
( ) 5. — Who ______ you ______ with, Jaden?
— I am talking with my friend on the phone.
A. is; talking B. are; talking C. am; talking D. do; talk
— I am talking with my friend on the phone.
A. is; talking B. are; talking C. am; talking D. do; talk
答案:
B
解析:答句用现在进行时,问句也用现在进行时,主语you对应be动词are,故选B。
解析:答句用现在进行时,问句也用现在进行时,主语you对应be动词are,故选B。
( ) 6. — Excuse me, where is Tom?
— He ______ out the rubbish.
A. is putting B. is making C. is taking D. is setting
— He ______ out the rubbish.
A. is putting B. is making C. is taking D. is setting
答案:
C
解析:take out the rubbish“倒垃圾”,固定搭配,现在进行时,故选C。
解析:take out the rubbish“倒垃圾”,固定搭配,现在进行时,故选C。
( ) 7. The children ______ their mother do the housework right now.
A. help B. are helping C. look D. are looking
A. help B. are helping C. look D. are looking
答案:
B
解析:right now提示用现在进行时,help sb do sth“帮助某人做某事”,故选B。
解析:right now提示用现在进行时,help sb do sth“帮助某人做某事”,故选B。
( ) 8. — Jessica, are you doing your homework?
— ______, mom. I am helping grandma prepare dinner.
A. Yes, I am B. No, I'm not C. Yes, you are D. No, you aren't
— ______, mom. I am helping grandma prepare dinner.
A. Yes, I am B. No, I'm not C. Yes, you are D. No, you aren't
答案:
B
解析:根据“I am helping grandma...”可知未做作业,否定回答用No, I'm not,故选B。
解析:根据“I am helping grandma...”可知未做作业,否定回答用No, I'm not,故选B。
( ) 9. — What is Kitty doing?
— She ______ the floor. She ______ the chores twice a week.
A. is sweeping; is doing B. is sweeping; does
C. sweeps; is doing D. sweeps; does
— She ______ the floor. She ______ the chores twice a week.
A. is sweeping; is doing B. is sweeping; does
C. sweeps; is doing D. sweeps; does
答案:
B
解析:第一空问正在做什么,用现在进行时is sweeping;第二空“每周两次”用一般现在时does,故选B。
解析:第一空问正在做什么,用现在进行时is sweeping;第二空“每周两次”用一般现在时does,故选B。
( ) 10. — Susan's birthday is coming. Shall we give a present to ______?
— Good idea. Maybe we can make a birthday cake by ______.
A. she; us B. her; us C. she; ourselves D. her; ourselves
— Good idea. Maybe we can make a birthday cake by ______.
A. she; us B. her; us C. she; ourselves D. her; ourselves
答案:
D
解析:to后接宾格her;by oneself“独自”,主语we对应ourselves,故选D。
解析:to后接宾格her;by oneself“独自”,主语we对应ourselves,故选D。
III. Fill in the blanks with the words given in their proper forms.
1. Alice ______ (write) an e-mail to her leader at the moment.
1. Alice ______ (write) an e-mail to her leader at the moment.
答案:
is writing
解析:at the moment提示用现在进行时,主语Alice为单数,be动词用is,write的现在分词为writing,故填is writing。
解析:at the moment提示用现在进行时,主语Alice为单数,be动词用is,write的现在分词为writing,故填is writing。
2. Now, the twins ______ (make) the bed by herself in her bedroom.
答案:
are making
解析:Now提示用现在进行时,主语the twins为复数,be动词用are,make的现在分词为making,故填are making。(注:句中“by herself”可能为印刷错误,应为“by themselves”)
解析:Now提示用现在进行时,主语the twins为复数,be动词用are,make的现在分词为making,故填are making。(注:句中“by herself”可能为印刷错误,应为“by themselves”)
3. Be quiet! The baby ______. She ______ for 10 hours a day. (sleep)
答案:
is sleeping, sleeps
解析:第一空“Be quiet!”提示用现在进行时is sleeping;第二空“每天”用一般现在时sleeps,故填is sleeping, sleeps。
解析:第一空“Be quiet!”提示用现在进行时is sleeping;第二空“每天”用一般现在时sleeps,故填is sleeping, sleeps。
4. At the moment, Jessica ______ (not do) the ironing.
答案:
isn't doing
解析:At the moment提示用现在进行时,否定形式为isn't doing,故填isn't doing。
解析:At the moment提示用现在进行时,否定形式为isn't doing,故填isn't doing。
5. Look! Sara ______ (sit) on the sofa to have a rest. She must be tired.
答案:
is sitting
解析:Look!提示用现在进行时,主语Sara为单数,be动词用is,sit的现在分词为sitting,故填is sitting。
解析:Look!提示用现在进行时,主语Sara为单数,be动词用is,sit的现在分词为sitting,故填is sitting。
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