Question

There is no doubt ______ he did is good for us

1. A.
   that what
2. B.
   what that
3. C.
   that
4. D.
   what

Answer 1

A
试题分析：考查句子结构。固定句型：there is no doubt that…该句中that引导的是同位语从句解释doubt的内容；在同位语从句中what he did是主语，what在句中作为dis的宾语。句意:毫无疑问他做的事情对我们是有好处的。故A正确。
考点：考查句子结构
点评：本句考查了there is no doubt that…该句中that引导的是同位语从句解释doubt的内容。同时还考查了名词性从句中what的用法。