After _____ seemed an endless effort, the patient was finally able to carry out _____   seemed a perfectly normal walk.

A. what ; what   B. that；that

C. which；which     D. it；it

After____seemed an endless effort, the patient was finally able to carry out ___seemed a perfect normal walk.

After ______ seemed an endless effort, the patient was finally able to carry out _____ seemed a perfect normal walk．【河南省商丘市第一高级中学2010-2011学年第二学期高三第一次考试卷】【名词性从句】