People go out with masks,________.
#20921
A
fear of swine flu.
B
afraid of swine flu.
C
fearing of the pig flu.
D
being afraid of swine flu..
推荐题目
___ with various research projects, that scientist can’t even find time to visit his parents.
#18410
A
Occupying
B
Occupied
C
To be occupied
D
To occupy
The old father ______ the project ten years ago but didn’t live long enough to complete it sohis sons and daughters ______ and are continuing doing it now.
#19246
A
came up; picked it up
B
put up; kept it up
C
took up; took it up
D
set up; brought it up
Mary worked here as a ______ secretary and ended up getting a full-time job with the company.
#18109
A
pessimistic
B
temporary
C
previous
D
cautious
However，at times this balance in nature is＿＿，resulting in anumber of possibly unforeseen effects．
#20358
A
troubled
B
disturbed
C
confused
D
puzzled