Be ________. Make sure not to make the same spelling mistake next time. 
#46885
A
helpful
B
careful
C
useful
D
peaceful
推荐题目
—    are you going to the airport?
#47713
A
What
B
How
C
When
D
Why
Jim is funnier and more outgoing than       in his class.
#45329
A
any other student
B
any student
C
any students
D
all the students