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问题 单项选择题

下列关于卵巢畸胎瘤的描述，错误的是（）

A.绝大多数畸胎瘤为良性

B.发病主要见于青春期前

C.弧形钙化是特征性表现

D.肿瘤内可无脂肪或钙化组织的CT征象

E.肿瘤可为囊实性肿块

答案

参考答案：B

完形填空

阅读下面短文，从方框里的七个选项中，选择五个还原到文章中，使文章意思通顺，结构完整。

Do you have any friends? You may say “yes”.小题1:__________Boys think their friends must be boys and girls must have girl friends.小题2:_________.

Your classmates can be your friends. 小题3:_________ For example, you like playing sports, and your classmate also likes playing sports. Then can be friends.

Your teachers can be your friends. Teachers can give you help in your studies.小题4:___________.

Your parents can be your friends. They can play with you. 小题5:__________. They love you and give you all they have.
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判断题

（）物流成本的综合管理与控制，是将物流成本管理系统与日常控制系统结合起来，形成一个不断优化的物流系统的循环。
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