, I think, and the problem could be settled.
A. If you make your efforts
B. So long as you keep your spirits
C. A bit more efforts
D. making great efforts
网友回答
A. If you make your efforts
B. So long as you keep your spirits
(答案→)C. A bit more efforts
D. making great efforts
解析：这题考查句型：祈使句或名词，and/or+简单句，句意是：我想再多些努力问题就被解决了。选C。