—Look, there_____ many birds around here, but now we hardly see them. What a pity!—Yeah! The air pollution has caused the problem!
#56353
A
are
B
used to have
C
used to be
D
use to be
推荐题目
They __________ after school.
#61621
A
play the basketball
B
play table tennis
C
play piano
D
play the football
Again and again the doctor_______ the crying baby girl, but he couldn’t find out what was wrong with her.
#58293
A
looked over
B
looked after
C
looked for
D
looked out
