句型转换

1. I like playing football. (否定句)

I _______  _______ playing football.

2. I wanted soup for supper. (一般疑问句)

________ you _______ soup for supper?

3. Nobody would like to feel sad. (对划线部分提问)

  ______    ______ like to feel sad?

4. I've hoped for a bike. (对划线部分提问)

________  _______ you ________ for?

5. He may know his goals. (同义句)

________ he ________ his goals.

全部总体各单位按某一标志排队，然后每隔一定的距离抽取一个单位构成样本的抽样组织形式称为（）。

A.简单随机抽样

B.等距抽样

C.类型抽样

D.多阶段抽样