建筑材料采购合同中，凡委托运输部门或单位运输、送货或代运的产品，交货期限一般以（）的

句型转换

小题1:He often carries heavy things for the lonely old man next to his home.（改为否定句）

He _______ often ________ heavy things for the lonely old man next to his home.

小题2:The magic performance by Liu Qian is so amazing that people can’t forget it.

(保持句意基本不变)

The magic performance by Liu Qian is ________ amazing for people _____forget.

小题3:The red car is Mr Green’s. (对划线部分提问）

______  ______ is Mr Green’s? .

小题4:“It often takes me ten minutes to have lunch.” He said. (改为间接引语)

He said that it often ________ ________ten minutes to have lunch.

小题5:The child bought his mother a new hairclip.（改为被动语态）

A new hairclip _______ bought _______ his mother.

钦州四大海产品指的是大蚝及（）。

A、对虾

B、青蟹

C、石斑鱼

D、沙虫

简述企业筹资动机。

控制理论的发展大致经历了几个阶段（）

A、两个阶段

B、三个阶段

C、四个阶段

D、五个阶段

数据控制制小组