We must never think that we are good at everything __________ others are good at nothing.
#31692
A
since
B
however
C
while
D
as
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38.The task is hard, ___, the workers managed to finish it in time.
#80393
A
therefore
B
otherwise
C
however
D
yet
________ enough time, but I couldn’t do it better. 
#80279
A
I was given
B
Given
C
To be given
D
Though I was given
______we don’t lose hope, there is still a chance for us to survive the snowstorm. 
#33945
A
So far as
B
for fear that
C
So long as
D
As soon as