question1：next year和the next year 有什么不同?请说一下区别...具体点

question1：next year和the next year 有什么不同?请说一下区别...具体点
question2：can you explain________hanving done such a thing
A.me the reason for
B.the reason to me why
C.me the reason why
D.to me the reason for
D 请说明理由,选D的理由,和不选其他3个选项的理由,.
question3：--Is the Bob still working in the company?
--No.He is said ______it for further study abroad.
A.to have left B.to leave
C.that he left D.that he has left
A 请说明理由,选A的理由,和不选其他3个选项的理由,.
question4：The whole village went out ____the mysterious plant
to cure the strange disease in this area.
A.in search for B.search for
C.in search of D.searching
C 请说明理由,选C的理由,和不选其他3个选项的理由,.
question5：The police have not ____the possibility______he might
have been murdered.
A.carried out;that B.ruled out;that
C.worked out;what D.fell out;of
B 请说明理由,选B的理由,和不选其他3个选项的理由,.