Question

Now _______ you have to do is to admit your mistakes and immediately correct them.

A．that

B．whether

C．what

D．how

Answer 1

C

试题分析：考查名词性从句。句意：现在你不得不做的就是承认你的错误，并立即更正。What引导主语从句，并在从句中作do的宾语。What可引导主语从句、宾语从句、表语从句、同位语从句，并在从句中做主语或宾语，但不引导定语从句。故选C。