问题:
________, I think, and you will settle the problem.
[ ]
A. So long as you keep up your spirits
B. If you make your effort
C. Making great efforts
D. A bit more effort
________, I think, and you will settle the problem.
B. If you make your effort
C. Making great efforts
D. A bit more effort
[ ]
A. So long as you keep up your spirits B. If you make your effort
C. Making great efforts
D. A bit more effort
参考答案: