－I'm afraid that I couldn't pass the examination.－As a student you need to believe in your

问题补充：

－Im afraid that I couldn pass the examination.

－As a student，you need to believe in yourselfyou have the ability to achieve anygoal.

A. knowing；to be set

B. knowing；set

C. known；setting

D. known；to be set

答案：

A. knowing；to be set

(答案→)B. knowing；set

C. known；setting

D. known；to be set

解析：B考查非谓语动词。第一空用v.­ing作need to believe的伴随状语，且know与句子主语you之间是逻辑上的动宾关系；第二空用set的过去分词形式表示被动和完成，意为任何已经设定好的目标。