关于脊髓灰质炎病毒，哪项是错误的A．主要经粪口途径传播 B．分_爱下问搜题

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问题单项选择题

关于脊髓灰质炎病毒，哪项是错误的

A．主要经粪口途径传播

B．分为Ⅰ、Ⅱ、Ⅲ三个型别

C．各型病毒之间有共同抗原

D．主要感染脊髓运动神经细胞

E．口服减毒活疫苗可进行预防

答案

参考答案：C

阅读理解

阅读理解。

EMU AIRLINE
Secretary
     Emu Airline is now offering a permanent,
parttime secretarial position.
     The position offers a minimum of 20
hours a week,with a view to full-time
work in the future. Phone 899 3264 for
an appointment.

City College Union Inc
Secretary/Typist
     The union is a student-run organization with a
permanent staff  of 20.
Typing speed: at least 60 wpm.
The ability to take shorthand dictation and a working
knowledge of filling proce dures are essential require mens.
The basic salary for the position is $18,500 per year.
Enquires to R. Barbar 387 5075.

Word Processor Operator ( full-time )
     Applications are invented for an operator to         work in an office associated with the building industr-y. Only experienc-ed operators need to apply.
Starting $17,950.
Apply in writing to:
The personnel of- ficer
Hill Morgan Pty Ltd 38 Greenhill Rd.
Kensington 2 033

Sewing Machinist Wanted
—Jeans Industry
    We are an expanding clothing company located
south of the city. Our clothes include jeans,skirts,         jackets and shorts. We are looking for
sewing machine operators. The factory works 38        hours a week over 4.5 days. Wages and condition       are in line with the current industrial award.
    If you are interested, call in and pick up an
application form from Ripper Jeans, 23 North Ave,
Beau desert.

1. All these passages belong to _____.

A. sales advertisement
B. want advertisement
C. resume (简历)
D. notice

2. The applicants for the post of a secretary in City College Union Inc should have the following qualities
except _____.

A. the typing skill
B. writing rapidly
C. ability of organization
D. knowledge about filling the form

3. The attractiveness of the post in Emu Airline is _____.

A. its good salary
B. its nice working condition
C. its promising future
D. its free flying

4. According to Sewing Machinist, how can you contact this company?

A. By phone.
B. By e-mail.
C. By fax.
D. By visit.

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