Question

I believe ________ you have tried your best and ________ you can come to the top of the class.

A．that；/

B．/; /

C．/; that

D．how; that

Answer 1

C

这题考查宾语从句的用法：believe后面接了两个宾语，第一个that可以省，第二个不可以省。选C。