____man is thinking of a way to solve the______前一空：A.andB.butC.soD.or后一空：A.matterB.accidentC.questionD.problem

____man is thinking of a way to solve the______前一空：A.andB.butC.soD.or后一空：A.matterB.accidentC.questionD.problem
____man is thinking of a way to solve the______
前一空：
A.and
B.but
C.so
D.or
后一空：
A.matter
B.accident
C.question
D.problem

____man is thinking of a way to solve the______前一空：A.andB.butC.soD.or后一空：A.matterB.accidentC.questionD.problem
C
D
So man is thinking of a way to solve the problem.
因此, 人类正在想出办法来解决这个问题.

一题要看上下文才能选出答案,每个答案都是可以选的
2, D

A
D

前C 后D