压力油罐内为何要充气？油气比例是多少？

阅读理解。

     Reading for pleasure is the easiest way to become a better reader in English. It is also the most important

way.Some students say they dont want to read for pleasure. They say they want to use their time to learn the

rules of the language and new words. They say that pleasure reading is too easy.

     Many experts say pleasure reading is very important for learning English. Dr. Stephn Krashen, a famous

expert on learning languages, says that pleasure reading helps you learn many importat things about English.

Students learn more grammar and more words when they read for pleasure. They also learn more about good

writing. Dr. Krashen tells us that pleasure reading helps each student in a different way. Each student needs to

learn something different. Pleasure reading makes it possible for each student to learn what he or she needs. 

     Reading for pleasure is not the same as studying. When you read for pleasure, you choose your own books,

and you don`t have to remember everything. There are no tests on your pleasure reading books. Pleasure

reading will help you:

●learn how English speakers use English

●read faster in English

●find examples of good writing in English

●learn new words

●learn about the cultures of English speakers

1. Is pleasure reading important for learning English?

2. Which is the easier way to become a better reader, pleasure reading or studying?

3. What do some students think of pleasure reading?

4. How can we become better readers?

5. What's the greatest advantage of pleasure reading？ 

简述脑脓肿的治疗原则。

从“人与环境互动”的视角出发，社会工作者在介入阶段可能采取的主要介入类型是（）。

A.直接介入

B.简介介入

C.综合介入

D.交叉介入

下颌智牙牙根向远中倾斜，其最高部位低于 平面、高于第二磨牙颈部，其可能的诊断为（）

A．第Ⅰ类，高位

B．第Ⅱ类，中位

C．远中阻生，低位

D．远中阻生，中位

E．近中阻生，中位

一般情况下，生产型企业的财务成本属于成本类型中的（）成本。

A、直接

B、可变

C、固定

D、间接