1)A beam of light will not bend round corners unless____to d
1)A beam of light will not bend round corners unless____to do so with the help of a reflecting device.
A.made B.to be made C.being made D.having made
注:选“A”,并说明不选D答案的理由
2)____classifed as a carnivore ,the North American grizzly bear eats berries and even grass.
A.Just as B.Because of C.Although D.Either
注:选“c”,并翻译这个句子
A.made B.to be made C.being made D.having made
注:选“A”,并说明不选D答案的理由
2)____classifed as a carnivore ,the North American grizzly bear eats berries and even grass.
A.Just as B.Because of C.Although D.Either
注:选“c”,并翻译这个句子
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