Although we met with some difficulties in building the railway, we were still _____ about finishing it before the deadline.
#18010
A
consistent
B
enthusiastic
C
responsible
D
optimistic
推荐题目
The higher the standard of living is ______.
#19355
A
the greater the amount of paper will be used
B
the greater the amount of paper used will be
C
the greater amount of paper will use
D
the greater amount of paper used
 You can’t be ______ when you camp _____ a high altitude, ________ the air is thin. 
#19622
A
enough careful; at; which
B
too careful; at; where
C
careful enough; on;at which
D
too careful; on; that