____ Jill was worried seemed obvious to everyone at the party last night a. what b. that c. whether
问题描述：
____ Jill was worried seemed obvious to everyone at the party last night a. what b. that c. whether
答
A 主语从句，worried后面缺少宾语，what作worried的宾语，
答
b.that
理由：1.that Jill was worried是主语从句,此题的谓语动词是seemed.
2.worry是不及物动词,worry about sth.而这里后面没有about,所以不能用what.