Every detail should be thought of _______ that nothing unexpected happens again.
#96511
A
to make sure
B
make sure
C
making sure
D
be made sure
推荐题目
The poor man was made______a big family. 
#97743
A
supporting    
B
supported
C
to support    
D
to be supported
I’m only brave when I have to be. __________ doesn’t mean you go looking for trouble. 
#92936
A
To have been brave
B
Having been brave
C
Being brave
D
Be brave
—What’s made you so upset? —            with my best friend.
#97042
A
Quarrel
B
Quarrelling
C
Because of quarrelling
D
Since I quarreled