______ the help of the teacher, the student who wasn’t good at math ______ the difficult problem quickly.
#105063
A
Under; worked out
B
With; worked on
C
Under; solved
D
With; solved
推荐题目
It suddenly_____ to me that I could use a computer to do the job.
#105189
A
erupted
B
caused
C
happened
D
occurred
-- Have you each got a computer in your office?-- Of course.        of our work           by the computer.
#105142
A
Two thirds, are done
B
Two third, were done
C
Three quarters, is done
D
Three fourth, was done
What ______just now? 
#105248
A
was happened 
B
were happened  
C
happened 
D
happens