题目内容
（请给出正确答案）
A.rabbit→grass→tiger→fox
B.grass→rabbit→tiger→fox
C.ox→mosquito→spider
D.mosquito→ox→spider
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更多“Which is a food chain:”相关的问题
As many of the stories in this book are about man-eating tigers, it is perhaps (1)_____ to explain why those animals (2)_____ man-eating tendencies. A man-eating tiger is a tiger that has been compelled, through stress of circumstances beyond its (3)_____ to adopt a diet alien to it. The stress of circumstances is, in nine cases out of ten, wounds, and in the tenth case old age. The wound that has caused (4)_____ tiger to take up man-eating might be the result of a carelessly fired (5)_____ and failure to follow up and (6)_____ the wounded animal, or be the result Of the tiger having lost its temper when killing a porcupine. Human beings are not the natural prey of tigers, and it is only when tigers have been (7)_____ through wounds or old age that, in order to live, they are compelled to a diet of human flesh. They can no longer make a (8)_____ of animal in (9)_____ A tiger uses its teeth and claws when killing. When, therefore, a tiger is suffering (10)_____ one or more painful wounds, or when its teeth are, missing or defective and its claws (11)_____ down, and it is unable to catch the animals it has been accustomed to eating, it is (12)_____ by necessity to killing human beings. The (13)_____ from animal to human flesh is, I believe, in most cases accidental. As (14)_____ of what I mean by "accidental" I quote the case of the Muktesar man-eating tigers. This tigress, a comparatively young animal, in (15)_____ with a porcupine lost an eye and got some fifty quills, (16)_____ in length from one to nine inches, embedded under the (17)_____ of her right foreleg. Suppurating (18)_____ formed where she endeavoured to extract the quills with her teeth, and while she was lying up in a thick (19)_____ of grass, starving and licking her wounds, a woman selected this particular place to cut the grass as fodder for her cattle. At first the tigress took no notice, but when the woman had cut the grass right up to where she was lying the tigress struck once, the blow (20)_____ in the woman's skull.
A．wishful
B．desirable
C．required
D．needed
A.RAB建立成功率＝RAB指派建立成功RAB数目/RAB建立请求的RAB数目*100%
B. RRC连接建立成功率＝RRC连接建立成功次数/RRC连接建立尝试次数*100%
C. 电路域掉话率=RNC请求释放的电路域RAB数目/电路域RAB指派建立成功的RAB数目*100%
D. 分组域掉线率=RNC请求释放的分组域RAB数目/分组域RAB指派建立成功的RAB数目*100%
A.分组域RAB指配建立成功的C类RAB数目
B.分组域RAB指配建立成功的S类RAB数目
C.分组域RAB指配建立成功的I类RAB数目
D.分组域RAB指配建立成功的B类RAB数目
A.RRC使用DCH，RAB准备使用DCH
B.RRC使用DCH，RAB准备使用CCH
C.RRC使用CCH，RAB准备使用DCH
D.RRC使用CCH，RAB准备使用CCH
A、horse horse tiger tiger
B、tiger tiger horse horse
C、carelessness
D、carefulness
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