Hearing the news about the crash of Air France Flight 447, he became very concerned _______ his daughter on board. 
#26771
A
in
B
with
C
about
D
at
推荐题目
Your coat is identical _____mine. No wonder you took it ____mistake.
#25487
A
to ; for
B
as ; by
C
as ; for
D
to ; by
 I left for the office earlier than usual this morning _____ traffic jam.
#28192
A
in line with
B
in case of
C
for the sake of
D
at the risk of
Doctors believe that only a small number of people ____ of this kind of disease.
#26838
A
is in danger
B
is in a danger
C
are in danger
D
are in the danger