【题目】The committee is discussing the problem right now. Hopefully it __ by the end of next week.
A. will have been solved B. will have solved
C. will be solved D. is solved
在线课程【答案】A
【解析】考查时态语态。句意：委员会正在讨论这个问题，希望它能在下周结束之前解决。句中主语it和动词solve是被动关系，by the end of next week指到将来的某个时间完成，用将来完成时的被动，故选A。