1)Abeamoflightwillnotbendroundcornersunlesstodosowiththehelpofareflectingdevice.A.madeB.tobemadeC.beingmadeD.havingmade注:选“A”,并说明不选D答案的理由2)classifedasacarnivore,theNorthAmericangriz

Question

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

Answer 1

1.这是一个省略句,因为主句和后面的从句 主语一致,所以实际上unless引导的从句完整的形态为：unless it is made to do so 其中,因为主语一致,所以 it is可以被省略.D的语态不对,having made 是主动态.
2.尽管北美灰熊属于食肉动物,但是它却以浆果甚至草为食
补充回答：一束光不会自行反射,除非用反射装置使其发生反射.
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