Graphene's superstrength lies in the fact that _______.
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A It can be used to make paper. B It is possible to see it with our naked eye. C It is easy to find graphene. D It is possibly the thickest material in the world.
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A request. B polish. C use. D put.
5 .Which of the following is NOT meant in the last two paragraphs?
A Graphene is made of graphite, one of the softest materials in the world. B Graphite is made of layers of grapheme, the thinnest material in the world. C When we get to the thinnest possible layer of graphite, we find graphene. D With a pencil, a sheet of paper and a piece of adhesive tape, we can ...
7 .The main purpose of this passage is to ___________.
A criticize the government for its incompetence B explain the differences between two types of murders C argue for the value of the death penalty D initiate a veto over the bill reestablishing the death penalty
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A the importance of equal rights and that of the death penalty B executions and human rights C the effects of execution and the effects of isolation D the murder rate and importance of the death penalty
9 .The author’s response to those who urge the death penalty for all degrees of murder would most likely be_________.
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