-- Do you know why he left so early ?--__________ for the English test, I guess.
#49761
A
To study
B
Study
C
Studied
D
Studying
推荐题目
The students enjoy _________ English songs after class.
#50140
A
practice to sing
B
practicing singing
C
to practice singing
D
to practice to sing
——Let’s _    to the movies now.   ——That         great.
#50474
A
going, sounding
B
go, sounds
C
go, sound
D
goes, sounds