_________ trees have been planted these years.
#51783
A
Million
B
Millions
C
Million of
D
Millions of
推荐题目
—How old is Tom?—He is ____.
#51380
A
fourteen years
B
fourteen year old
C
fourteen old
D
fourteen
There are fifty students in our class, _____ of us _____ football. 
#51321
A
two third; likes
B
two three; like
C
two thirds; likes
D
two thirds; like