I often hear him ______.Today when I pass(经过)the classroom, I hear him ______again .
#49624
A
sing; singing
B
singing; sing
C
singing; singing
D
sing; sing
推荐题目
From the school name _______ on the package, we guessed that it might belong to a student of our school.
#50670
A
saved
B
marked
C
prepared
D
called
