He is too tired ______ any more.
#49815
A
not to walk
B
to walk
C
walking
D
not walking
推荐题目
Why not ______ help when you were in danger?
#49467
A
you ask for
B
ask for
C
asking for
D
to ask for
Tom was ______ only because he made a mistake.
#50521
A
laugh
B
laughed
C
be laughed
D
laughed at
I spent half an hour ___________ my homework. 
#49163
A
finish doing
B
to finish doing
C
finishing to do
D
finishing doing
Please tell them _________ here. It’s dangerous.
#48640
A
to park
B
don’t park
C
not park
D
not to park