阅读理解。根据短文内容填空。

      Good morning. Here's the weather report by Jane White. Today the weather is wet. It's windy, too.

It's 10℃ now. I'm in Shanghai. You can wear your sweater and jeans. Have a good day!

1. What's the weather like today?

    It's ____________ and ____________.

2. Is it hot today?

    ____________, ____________ ____________.

3. Who's talking on TV?

________________________________________________________________________

4. I can wear my sweater and shorts. Yes or No?

________________________________________________________________________

5. Is it summer or fall now?

________________________________________________________________________

下列内容中，属于投标联合体协议书中必须包括的有______。

A．联合体成员名称

B．联合体各成员承担投标费用的比例

C．牵头人的职责、权利及义务的约定

D．联合体资格证明文件

E．联合体成员职责分工