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问题 单项选择题

患者男，20岁，面部皮脂腺瘤，头CT显示如下图。

可能的诊断是（）。

A.少枝胶质细胞瘤

B.星形细胞瘤

C.结节性硬化

D.陈旧性血肿

E.颅面血管瘤病（Sturge-Weber）综合征

答案

参考答案：C

阅读理解

阅读理解。

     Here is a photo of Mr White's family. The man in the photo is Mr White, the father. The woman is the

mother. They have (有) two sons. The boy behind (在……后面) Mr White is Dave. He is ten. The boy

behind Mrs White is Paul. He is eleven. Dave and Paul are in the same school (同一所学校), but not the

same grade (年级). Dave is in Grade Five, Paul is in Grade Six. They are good students.

1. There are (有) _____ people in the photo.[ ]

A. five

B. there

C. four

D. six

2. Paul is behind _____. [ ]

A. Dave

B. Paul

C. Mr White

D. Mrs White

3. Mr and Mrs White have _____. [ ]

A. one boy and one girl

B. two boys

C. two girls

D. one boy

4. Dave is _____ brother. [ ]

A. Mr White's

B. Paul's

C. Dave's

D. Mrs White

5. How old are Paul and Dave? [ ]

A. Ten and eleven.

B. Eleven and ten.

C. Eleven.

D. Ten.

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选择题

甲、乙两台抽水机把同样多的水抽到同样高的水塔中，用的时间之比为2：3，那么，甲、乙的功率之比为（　　）

A．2：3

B．1：1

C．3：2

D．4：6
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