问题

the help of the teacher, the student who wasn’t good at maththe difficult problem quickly.[ ]

A: Under; worked out
B: With; worked on
C: Under solved
D: With; solved

正确答案是：

同类题型

I still doubt _____ he can overcome(克服) all the difficulties.

_____ about her own safety, though she was ingreat danger herself.

Is he the only one of the students who ________ here just now?

nk you’d better type this letteragain before Mr. Smith see it.– Oh, dear!

It is strange that the office was completely-It’s work time now.[ ]