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
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It took a great deal of courage to admit that all their efforts had been ________.
#25114
A
in danger
B
in vain
C
in return
D
in turn
______ economy in some European countries worsening, many more workers had to be laid off.
#26046
A
With
B
By
C
For
D
Beyond