根据对话内容，在空格中填写一个句子，使对话完整、正确。

A: Good morning. 1____________?

B: Thanks. That would be nice. I'd like to buy a camera.

A: We have many cameras here. Some are made in China, and some are made

     in other countries.

B: This one looks very nice. 2____________?

A:  In Japan.

B: 3____________?

A:  5,000 yuan. This is a digital camera.

B:  Wow. That's too expensive! I can't afford it. Do you have an ordinary one?

A:  Sure. 4____________?

B:  Well. This one looks very good. And the price is OK. Is it made in China?

A:  Yes. It's made in Shanghai.

B: OK, 5____________.

下列工作中，属于施工阶段进度控制任务的是( )。

A．做好对人力、材料、机械、设备等的投入控制工作

B．审查确认施工分包单位

C．审查施工组织设计

D．做好工程计量工作