David was always ______ his best in any danger, but at that moment he froze.
#25229
A
at
B
in
C
for
D
on
推荐题目
He was appointed _____ a very important post in the West, where he would improve himself better.
#27253
A
to be
B
as
C
to
D
for
Kate broadcast her new CD on the radio; ______, she gave performances on TV.
#27859
A
as a result
B
in addition
C
in a way
D
in return
He likes novels very much , while I love science fiction _________ .
#27333
A
at peace
B
with care
C
in surprise
D
in particular
The Chinese mainlanders from selected cities are allowed to visit Taiwan______ individual tourists.
#25605
A
within
B
as
C
for
D
like