胃肠道造影检查图像中的“四相”，不包括下列哪项A．黏膜相 B．加压相 C．充气相 D

属于渗透性通便剂的药物是（）。

A.麦麸

B.聚乙二醇4000

C.欧车前

D.番泻叶

E.石蜡油

看图填空，一空一词。

1. What can you see in the picture?

    We can see that a school ______ ______ a skating Marathon.

2. How many people are there in the picture? And who are they?

    There are seven. Five are students and the ______ of them are ______.

3. What are the they doing?

    A man and a woman are ______ Alison, most students are skating and two of them

    are ______ on the ground.

4. What is Alison doing?

    He is ______ the woman's ______.

5. When did Alison started skating?

    He started skating ______ hours ______.

下山采区排水设计应与（）设计同步进行，并报集团公司机电运输部审批。

基金募集期限届满，封闭式基金募集的基金份额应达到核准规模的( )以上。

A．50%

B．60%

C．70%

D．80%

缺陷分几类？具体释义是什么？