If you work hard and never __________, you will learn maths well.
#54137
A
put up
B
pick up
C
give up   
D
grow up
推荐题目
I _____ think the boy _____ afraid of dogs.
#58861
A
/ ;isn’t
B
don’t; is
C
don’t; isn’t
D
don’t; are
Mr. Black has ___________China for nearly two months.
#59262
A
been to
B
come to
C
gone to
D
been in
This piece of music ____ him ____ one of the most popular singers.
#61727
A
makes, becomes
B
make, become
C
made, became
D
made, become