China supplies more than 90 percent of the world’s rare earth metals, but its reserves only ________ about one-third of the world’s total.
#52193
A
take up
B
make up
C
build up
D
set up
推荐题目
She is going _____her friend ______her birthday party.
#54770
A
to invite, for
B
to ask , for
C
to tell, with
D
to invite, to
Did you see them ____ basketball this morning? 
#57146
A
playing
B
were playing
C
to play
D
are playing