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
We hope the bridge ______ the road ______ will be completed as soon as possible. We can’t bear the inconvenience any more.
#26151
A
to; being carried out
B
of; carried out
C
on; to be carried out
D
to; carrying out
I’d like to buy a house --- modern , comfortable and in a quiet neighborhood.
#26609
A
in all
B
above all
C
after all
D
at all
Because natural disasters occur at random times, it is difficult to warn people _______.
#26129
A
at present
B
at last
C
on time
D
in advance
Taking care of children calls for your time, abilities, patience and emotions. _____, it is not a simple thing.
#25770
A
On the contrary
B
What's more
C
In conclusion
D
On the other hand