讲原因
问题描述：
讲原因
1 he is the only one of the students who ___ elected.2 he is not the only one of the students who ___ elected A.is B.are
答
1,A
2,B
很简单.
第一题的who,指的就是he,所以用is.
第二题的wo,指的是he以外的别的students被选举了,所以是复数