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Task 5Directions: There is an advertisement blow. After reading it, you are required to complete the statements that follow the questions (No. 16 to No. 20). You should write your answers in no more than 3 words on the Answer Sheet correspondingly.Amway (China) Daily Necessities Company LimitedAmway is a reading international company engaged in daily necessities (必需品) with an annual sale of 16 billion US dollars worldwide. We are looking for qualified personnel to fill the following positions in our Beijing office.1. Purchasing Manager☆ College diploma (文凭) with technical background☆ At least 3 years’ experience in the field of chemicals and packaging materials☆ Able to work independently and to set up purchasing procedures☆ Good computer skills☆ Excellent negotiation (谈判) techniques☆ Fluent in English, but not essential2. Personnel Manager☆ College diploma in Human Resources Management☆ At least 2 years’ experience in Human Resources Management☆ Good computer skills☆ Fluent in English3. Sales Manager? ☆ College diploma☆ Knowledge in product sales☆ Fluent English☆ Active and hard-working56. What line of products is Amway engaged in ?______________.57. What skills should a purchasing manager have?Good ______________ .58. What foreign language should the personnel manager speak fluently?______________.59. What qualities should a candidate have if he wants to be the sales manager?He must be active and ______________ .60. How many positions does the company offer in the advertisement?______________.

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Task 4Directions: The following is a list of terms frequently used in medical services. After reading it, you are required to find the items equivalent to (与……等同)those given in Chinese in the list below. Then you should put the corresponding letters in brackets on the Answer Sheet, numbered 21 through 30.

现设计一组石英砂滤料等水头变速过滤滤池,共分为4格,设计滤速为8m/h,强制滤速为14m/h,当运行中第1格滤池滤速变为6.2m/h时,即进行反冲洗,冲洗时进入该滤池的过滤总水量不变,且按各格滤池反冲洗前滤速等比例分配,则第1格滤池在将要进行反冲洗时,其他滤池中滤速最大的不能多少,请计算

有一座均匀级配粗砂滤料V型滤池共分4格,设计过滤滤速为9m/h,并调节出水阀门保持恒水头等速过滤。在空气反冲洗强度15L/s·m2, 水反冲洗强度为6L/s·m2条件下,表面扫洗强度为1.5L/s·m2,如果进入该滤池组的过滤水量不变,在一格反冲洗时,其他几格滤池的滤速为多少,请计算?

当滤池滤料厚度相同时,一般双层滤料比单层滤料具有较大的含污能力,其主要理由是下列哪一项? ()

A. 两种滤料完全混杂,具有更好的筛滤作用
B. 两种滤料交界处混杂,具有更好的筛滤作用
C. 双层滤料比单层滤料具有更大的比表面积,截污能力大
D. 上层粗滤料具有较大的颗粒间空隙,不易堵塞,截污能力大

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