In this passage attest means to
A. give an examination to
B. draw a map of
C. tell lies to
D. give proof of
查看答案
What was Ponzi’s crime？
A. He kept a lot of other peoples’money for himself__________．
B. He robbed the banks of millions of dollars．
C. He gave people more than bank allowed．
D. He didn’t pay people the interests．
What is the author's attitude toward DNA testing？
A. Negative.
B. Positive.
C. Suspicious.
D. Indifferent.
Which of the following statements about graphene is true？
A. It is visible to the human eye．
B. It is possibly the thinnest material in the world．
C. It Can Be used to make paper．
D. Finding it Demands time and money．
A. discoverB. repairC. fixD. maintain
A. discover
B. repair
C. fix
D. maintain
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