The manager of the company told us that very little ________ was made of the waste material in the past.
#5052
A
cost
B
value
C
use
D
matter
推荐题目
The experiment turned out to be       , which wasn’t ______ they wanted.
#6901
A
a completely failing ; as
B
a complete failure ; what
C
completely failure ; that
D
failed ; 不填
Do you know the _________ of the saying I just quoted?
#5912
A
resource
B
source
C
course
D
cause