普通栽培稻可分为籼亚种和粳亚种，其中（）是基本型。

股份制经营、承包经营和租赁经营的共同特点是（）。

A.交纳租金

B.所有权与经营权分离

C.按劳分配

D.共同经营

句型转换。

1. As a Chinese, I'm proud of my country. (同义句)

    As a Chinese, I _____________ my country.

2. Please try your best to call me back as soon as you can. (同义句)

    Please try your best to call me back as _____________ as _____________.

3. 这次中文考试的成绩占期末考试的30%。

    This Chinese test _____________  30% of the final exam.

4. I'll fly to Paris if I have time this month. (改为虚拟语气)

    I ____________ fly to Paris if I ____________ time this month.

5. 这首老歌使我想起了我的外婆。

    This old song ____________ me ____________ my grandmother.

6. Your hair is so long that you should cut it. (同义句)

    Your hair is so long that you should ___________ it ___________.

7. It seems that the wind will be stronger and stronger. (同义句)

    The wind seems ___________ ___________ stronger and stronger.

8. Unless you take me out, I won't give you the money. (同义句)

    __________ you ___________ take me out, I won't give you the money.

9. My Chinese teacher is creative and outgoing. (对划线部分提问)

    __________ is your Chinese teacher ___________?

10. If a friend said something bad about me, I would not say anything. (同义句)

     If a friend said something bad about me, I ___________ say ___________.

根据建设部《房屋建筑和市政基础设施工程施工招标文件范本》规定，在承包人完成金额累计达到合同总价的一定比例后，发包人开始扣回工程预付款，这个比例是( )。

A．10%

B．15%

C．20%

D．25%

果树在开花季节，如果遇到阴雨天气，常会造成果树减产，这是为什么？应采用何种办法补救？

区间估计