Tony is busy _______ his homework.
#50470
A
doing
B
do
C
to do
D
does
推荐题目
——Dad, why should I stop _____ computer games?——For your health, my boy.
#48895
A
to play
B
playing
C
play
D
played
We have two rooms but I can’t decide .
#48399
A
to live;choose which one
B
lived;choose which one
C
to live in;which one to choose
D
live;which one
— Do you mind _______ the window? It’ s so hot today. —Of course not.
#51214
A
open
B
to open
C
opened
D
opening