Many countries are increasing their use of natural gas, wind and other forms of ______.
#5163
A
energy
B
power
C
force
D
strength
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
If you don't know that _________ is the mother of success, your are sure to be ________ in life.
#5840
A
failure; failure
B
a failure;a failure
C
a failure; failure
D
failure; a failure