The concept of nanotechnology was first discussed in?
A. 1979
B. 1969
C. 1959
D. 1999
查看答案
Who is the first person discussed concept of nanotechnology in the world?
A. Prof. Pagliaro
B. Richard Feynman
C. K. Eric Drexler
D. John. Fedora
Who is responsible for summing up all the arguments?
A. The first debater
B. The second debater
C. The third debater
D. The fourth debater
Which of the following statement is not correct in the step of asking questions?
A. The first debater in cons asks.
B. The first debater in pros answers, then ask. And the first debater in cons answers, then asks.
C. The second debater in pros answers, then asks. Then the second debater in cons answers, then asks.
D. The third debater in pros answers, then asks. At last, the third debater in cons answers.
Which of the following statement is not used to convince?
A. Their opinion may seem plausible at the first glance, however, we would like to remind you ….
B. They unfortunately failed to reveal the truth of the matter, …..
C. That’s one way to think about it, however, ….
D. Another way of looking at it is ….
微信支付 
支付宝支付