Question

I don't doubt _____ he will pass the exam.

A．whether

B．that

C．when

D．how

Answer 1

B

考查宾语从句。That he will pass the exam是一个宾语从句，that引导起它。因为前面是don't doubt，所以后面应该是肯定的事情。句意：我不怀疑他会通过考试。