I mustn’t give up __________ English easily. 
#49048
A
to study
B
studying
C
studied
D
study
推荐题目
----- How’s it ________?------Not bad.
#49350
A
go
B
going
C
goes
D
went
When we came to the gate, he stopped _______ me go in first. 
#51364
A
to let
B
to tell
C
to allow
D
to ask
If you want to buy an expensive camera, we have several models for you ________.
#49652
A
to be chosen
B
to choose
C
to choose from
D
for choosing
 Mario used to _____________ in the morning.      
#48943
A
practiceswimming
B
practicingswimming
C
practiceswim
D
practicesswimming