126.A a good knowledge of 是固定词组 后一个空特指是世界史的学习所以用定冠词
127.B 第一个空特指对感冒的治疗而不是对其他病的治疗空第二个空,得感冒用不定冠词
128.B 第一个空:same前只能用定冠词;第二个空:是固定句型表示倍数 A+谓语+倍数+the+名词+of+B
A new _D___building will be completed soon.
a.twenty-storey's b.twenty-storeys'
c.twenty-stories d.second -storeyed
that American student lives in an_D___building.
a.eight sotries b.eight-storey
c.eight-storys d.eight-storeyed
表示楼层是固定用法:数字- storeyed
124.what引导的主语从句谓语动词应该和后面的保持一致.
eg.What I need is money.
What I need are good books.