They tried several times to the problem, and in the end they succeeded.
#61763
A
give up
B
work out
C
look through
D
think of
推荐题目
If you are in trouble, you can _____help from the policeman.
#55644
A
look over
B
ask for
C
check
D
think about
I put some apples and milk in the cup and ____ when I make fruit salad.
#59145
A
mix them up
B
add them up
C
cut them up
D
put them up
