A number of students        trees every year and the number of them        increasing.
#85859
A
plant; is
B
plants; is
C
planting; is
D
planting; are
推荐题目
None of us _____ running, but we all like swimming.
#44147
A
likes
B
liked
C
liking
D
would like to
Either my parents or my brother          running.
#43971
A
like
B
likes
C
likes to
D
like to
Grammar mistakes of this kind _____ widely among Chinese students. 
#85807
A
have been made
B
has been made
C
have made
D
has made