在gdb调试程序的过程中，如何确定用户所在的模块？
The homework is not _________ to finish by himself.
A. enough easy for the boy
B. easy enough for the boy
C. enough easy to the boy
D. easy enough to the boy
The young man worked very hard and earned some money to ______ his travelling expense.
A. buy
B. pay
C. cover
D. get
She studies hard, and has got _______ for the final exam.
A. prepare
B. prepares
C. prepared
D. preparing
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