问题:
After a short rest, they ________.
[ ]
A. went on to work
B. went on working
C. went on work
D. went on with work
After a short rest, they ________.
B. went on working
C. went on work
D. went on with work
[ ]
A. went on to work B. went on working
C. went on work
D. went on with work
参考答案: