分类：教育/科学-学习帮助
问题：简单语法选择题5.Themedicalrecordshowsth 
5.The mical record shows that it was the drug, not the disease,___killed him two years ago.A.the effects of which B.the effects of itC.that D.which请简述理由
回答：C.that 

It was +.... that  强调句型
 如果去掉这几个词， 仍然为一个完整的句子，那么就是强调句了

不难看出
not the disease你可以去掉了
剩下了the drug killed him two years ago