I________that all windows are shut.I did it.
#83029
A
make sure
B
am sure
C
make clear
D
am clear
推荐题目
We trust you; only you can ________ him to give up smoking. 
#82179
A
suggest  
B
attract   
C
advise  
D
persuade
-How are you        your classmates?-Very well. I have made many friends here.
#69687
A
getting over
B
getting through
C
getting along with
D
getting on