一、写出下列动词的第三人称单数形式。
1. find
5. have
9. fly
13. do
17. buy
1. find
finds
2. stopstops
3. pushpushes
4. givegives
5. have
has
6. dancedances
7. readreads
8. skateskates
9. fly
flies
10. workworks
11. playplays
12. livelives
13. do
does
14. sitsits
15. waitwaits
16. visitvisits
17. buy
buys
18. gogoes
19. studystudies
20. comecomes
答案：1. finds 2. stops 3. pushes 4. gives 5. has
6. dances 7. reads 8. skates 9. flies 10. works
11. plays 12. lives 13. does 14. sits 15. waits
16. visits 17. buys 18. goes 19. studies
20. comes
6. dances 7. reads 8. skates 9. flies 10. works
11. plays 12. lives 13. does 14. sits 15. waits
16. visits 17. buys 18. goes 19. studies
20. comes
1. Jim
2. Let Helen
3. Julia
4. Miss Wu
5. Su Hai and Su Yang
6. —Who
—My brothers
7. Mike often
8. —
9. Liu Tao often
10. —What
likes
his new sweater.2. Let Helen
have
a look at the book.3. Julia
wants
to sing
an English song.4. Miss Wu
teaches
us English this term.5. Su Hai and Su Yang
sleep
for 8 hours a day.6. —Who
lives
in Nanjing in your family?—My brothers
live
there.7. Mike often
goes
swimming
in summer.8. —
Is
your sister acook
? —No, sheisn't
.9. Liu Tao often
plays
table tennis with Wang Bing. Theyare
happy.10. —What
does
your uncledo
? —Heis
a doctor.答案：1. likes 2. have 3. wants to sing
4. teaches 5. sleep 6. lives；live
7. goes swimming 8. Is；cook；isn't
9. plays；are 10. does；do；is
4. teaches 5. sleep 6. lives；live
7. goes swimming 8. Is；cook；isn't
9. plays；are 10. does；do；is