流水施工中最常见的一种基本组织方式是（）。

A.等节奏流水施工

B.异节奏流水施工

C.异步距异节奏流水施工

D.非节奏流水施工

一What did he want to know，John?

一        that we could finish our work．

A．What it was

B．When was it

C．When it was

D．What was it