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Spiders
Spiders can be distinguished from other arachnids because the prosoma (combined head and thorax) is only separated from the opisthosoma (abdomen) by a narrow waist, in other arachnids the whole body appears to be much more of a single unit. All spiders produce silk, but only some construct webs to catch their homes and to protect their eggs.
All spiders possess poison glands but very few of them are dangerous to humans, of the 600 species in Britain only 12 (at least one of these is a recent human assisted colonist) are strong enough to pierce the human skin, and apart from allergies, none are more dangerous than a common wasp. Most spiders have 8 eyes (though some have 6,4,2 or 0), as well as 8 legs. (By the way if you count the claws as separate leg section( which you shouldn’t really)then their legs have 8 parts as well( coxa, trochanter, femur, patella, tibia, tarsus, metatarsus, claws). There are more than 32 000 kno
[填空题]Advertising is distinguished from other forms of communication __________________(因为广告商要为传递的广告信息付钱).
[简答题]Only one other word can be made from all the letters of INSATIBLE. What is it
[单项选择]What distinguished her in the other girls was her peculiar hairstyle.
A. to
B. from
C. than
D. with
[填空题]What other languages can the customer speak
[填空题]The author believes that life on other planets can take on forms ______ because even life on our own planet assumes such strange and various forms.
[多项选择]In what other ways can a company promote its name more widely (Why)
[填空题]What other items can you find at low prices beside men’s suits and sport coats You’ll find dress slacks, long-sleeved sport ______of all colors and all sizes.
