Giải thích:
I can + động từ nguyên mẫu. (Tôi có thể làm gì…)
I can’t + động từ nguyên mẫu. (Tôi không thể làm gì…)

Question 1.
Icandance.
Question 2.
draw.can’tI
Question 3.
theHecanplaykeyboard.
Question 4.
playcanthetoo.keyboard,I
Question 5.
canShecatchtheball.
Question 6.
too.Iballcatchcanthe
Question 7.
singcanwell.Ireally
Question 8.
Ikeyboard.playcanthe
Question 9.
well.Isingreallycan
Question 10.
tennis.can’tIplay
Question 11.
Ican’tball.thecatch
Question 12.
yourope?Canjump
Question 13.
Isoccer.can’tplay
Question 14.
do?yourmomcanWhat
Question 15.
cancar.driveaShe
Question 16.
Whatcando?yourfriends
Question 17.
Theybikes.canride
Question 18.
car.Myadrivecan
Question 19.
canmomacar.driveMy
Question 20.
thecandrums.Myplaybrother