The dangers of smoking.
The dangers of second-hand smoke.
The dangers of third-hand smoke.
第1题：
The passage deals with all the following aspects bird flu EXCEPT _______.
A. the origin and history of bird flu
B. the importance of international cooperation
C. the possible dangers of a national outbreak
D. the significance of preventing it from spreading
第2题：
The industrial community should be distant enough from the crowed center to reduce ____________dangers.
A、feasible
B、positive
C、potential
D、substantial
第3题：
What is the main idea of the passage?
A. Science and its applications bring us many dangers.
B. The development of science mostly lies in people’s attitudes.
C. Mankind can largely take control of science with their efforts.
D. The future of science will be influenced by the dangerous ideas.
第4题：
第5题：
The late night was called “The Watch”because it was a time for people______.
A. to set traps to catch animals
B. to wake up their family and neighbours
C. to remind others of the time
D.to guard against possible dangers
第6题：
These are dangers that threaten both men and women. (英译汉)
第7题：
What is the most appropriate title for the passage?
A) Dangers of Earthquakes.
B) Earthquake Belts and Prediction.
C) Earthquake Prediction and Control.
D) Earthquake Engineering in California.
第8题：
23． How many dangers will animals meet in the deep sea?
A．One
B．Two
C．Three
D．Four
第9题：
They are_________（意识到的）of the dangers．
第10题：
