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
These two words are different _______ each other in spelling while they are similar ______ each other in pronunciation.
#26338
A
from; to
B
from; as
C
with; like
D
with; to
With your brother’s help, I’ve made great progress in English and I really want to do something for him ____．
#26953
A
in turn
B
by turns
C
in return
D
in answer
------ What do you think of Tom? I want to recommend him ____ my manager. ------ Not bad.
#25869
A
for
B
to
C
as
D
on
By now we’ve (already) nearly stopped writing to each other . But ______we kept in touch regularly .
#28698
A
all the time
B
at times
C
at one time
D
In no time
—When did you first meet Tom?---On May 2, ____, the first day when I got this city.
#29091
A
or other
B
at least
C
on the whole
D
in a word.