We don’t doubt ____ he’ll give us much help. _____ we doubt is _____ he’ll come

题型：不详难度：来源：

We don’t doubt ____ he’ll give us much help. _____ we doubt is _____ he’ll come on time

A．whether, That, when	B．that, What, whether
C．whether, What, whether	D．that, Why, whether

答案

B

解析

考查名词性从句。第一空是宾语从句，doubt用于否定句中使用that，第二空是主语从句，we doubt 后缺少宾语，所以用关系词What，第三个空是表语从句，是否按时来，所以用whether，古选B。