The process of producing electricity may also give out CO2, you heat your house with electricity instead of charcoal. A. even if B. as long as C. as if D. as soon as 题目和参考答案——青夏教育精英家教网—

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27. The process of producing electricity may also give out CO2, _______ you heat your house with electricity instead of charcoal.

A. even if B. as long as C. as if D. as soon as

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阅读理解

　　“In only six days I lost seven pounds of weight．”

　　“Two full inches in the first three days!”

　　These are the kinds of statenents used in nagazine, newspaper, radio and television ads, promiaing ncw shnpes and new looks to those who buy the medicine or the deuece．The promoters of prodrcts say they can shape the ligs, slin the face, xmooth wrinkles, or in some other way to bemity o?anrability．

　　Often such products are nothing more than money-making things for their promotera．The re they produce are questionable, and some are dangerous to health．

　　To umderstared how these produots can be lihtliy promoted to the public, it is nece?Understand somcthing of the laws coveing their regrlation．If the product is a dnig, FDA(Food Drug Administration)can require proof(证明)under the Food, Drug, and Cosmetic Act the safe and effective before before it is put on the market．But if the product is a device, FDA has no aut to repuire premarketing proof of safety or effectieness．If a product alrendy on the marker danger to health, FDA can repuest the producer or distnbutor to remove it from the a voluntarily, or it can take legal action, including scizure(查封)of the product．

　　One notable case a few years ago involved an electrical device called the Relaxacisor, had been sold for reducing the waistline．The Relaxacisor produced electriecal shocks to the through contact pads．FDA took legal action against the distributor to stop the sale of the dev the grounds that it was dangerous to health and life．

　　Olwionsly, most of the deveces on the?have never becn the xubject of courf proce(法律诉讼), and new denices appear continrally, Before buying, it is up to the consumer to the safety or effcctiveness of such items．

(1)

It can be inferred that ads mentioned in the text are ________．
[　　]
A．	objective
B．	costly
C．	unreliable
D．	illegal

(2)

Which of the following is true according to the text?
[　　]
A．	The court is in charge of removing dangerous product．
B．	New products are more likely to be questionable．
C．	The production of a device must be approved by FDA．
D．	The promoters usually just care about profits．

(3)

FDA can ask for the proof of safety and effectiveness of a product ________．
[　　]
A．	if it is a drug
B．	if it is a device
C．	if its consumers make complaints
D．	if its distributors challenge FDA’s authority

(4)

The Relaxacisor is mentioned as ________．
[　　]
A．	a product which was designed to produce electricity
B．	a product whose distributor was involved in a legal case
C．	a successful advertisement of a beauty product
D．	an example of a quality beauty product

(5)

The author intends to ________
[　　]
A．	make consumers aware of the promoters’fslse puomixds
B．	show the weakness of the law on product safety
C．	give advece on how to keep young and beautiful
D．	introduce tbe crganiaatinon of FDA

Directions：Read the following three passages．Each passage is followed by several questions or unfinished statements．For each of them there are four choices marked A, B, C and D．Choose the one that fits best according to the information given in the passage．

　　A rccent study of anclent and modern clcphants has come up with the uncxpeclcd conclusion that the african elcphant is dividcd into two disinct(不同的)species

　　The discovery was made by researchers at yod and haycard yniwersities when they were examining the genetid relinship between the ancient woolly manmmth and mastodon to modern ckephants ins asoan alepnant a feoan forest elephant and afcican sannna clephant

　　Once they obfantcd DNA sequences{序列}from two fossils{化石}，mammothd and mastodons the team comparcd them with dna form ，modcrn eleohants they found to their amazement that modern forest and sabanna elephants are as distinct from cach other as asian elephants and manmoths he scientists used detailed genetic anatysis to proce that the african savanna clelhants hace been distinct species for several million years the divcrgonce of the ttwo species took place around the time of the of the dicergcncc of asian clephants and woolly mammoths this result amazed all the scienitsts

　　There has long been debate in the scientific community that the two might be separespecies but this is the most convincing scientinfic evidence so far that they are anded difforent species

　　Preci many naluralists believed that afrjcan savanna elephants and airican forest were two plpulations of the same apecies despite the clcphants signigice\ant sizw differences the sac\vanna elelphant has an average shouldcr height of 3.5metres while the forest slsphant has an average shouldcr height of 2.5metres the sacanna laphant welghs belween six anp secedn tons roughly double the weight of the forest elephant but the fact that they look so different does not neccssarily mean they are different species howecer the prooflay in the analysis of th DNA

　　Alfred roca allisant professor in the dcoamment of animal scienccs at the unicerstiu of said “wu now nave to reat the forest and savanna elephants at two diffcrcnt units for consrrbation pucpooses since 1950 all african ele[hants are two cery distinctice animals the forest ele[hant shoule become a bigger prioity(优先)for conscrvation puruose”

(1)

one of the fossols studied by the reaearchers if that of ________
[　　]
A．	the asian elephant
B．	the forest elephant
C．	the savnna clcphant
D．	the maslodon elephant

(2)

the underlined word “divergence” in p[aragraph 4means “________”
[　　]
A．	evolution
B．	e\cxhibition
C．	separation
D．	cxamination

(3)

68．the resarchcrs conclusion was based on a study of the a frican elephant's ________
[　　]
A．	DNA
B．	height
C．	weight
D．	populalion

(4)

What are Alfred Roca's words mainly about?
[　　]
A．	The conservation of African elephants．
B．	The urose of studing African elephants．
C．	The way to divide African elephants into two units
D．	The reason for the distinction of African elephants．

(5)

Which of the following can be the best title for the passage?
[　　]
A．	Naturalists' Beliefs about Elephants
B．	Amazing Experiments baout Elephants
C．	An Unexpected Finding about Elephants
D．	A Long Scientific Debate baout Elephants

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.