Mr. Bryan is a/an _______ secretary in our office, for he is able to do tasks successfully, without wasting time or energy.
#23102
A
effective
B
efficient
C
flexible
D
sufficient
推荐题目
We have done half the work so far. _____, we’ll have finished it by December. 
#23580
A
Unluckily
B
Fortunately
C
Hopefully
D
Thankfully
Bicycling is good exercise; ____, it does not pollute the air. 
#23303
A
nevertheless
B
besides
C
otherwise
D
therefore
_____,I managed to get the game and the pain was worth it in the end.
#23804
A
Thankfully
B
Normally
C
Hopefully
D
Conveniently