The professor implies that the relationship between mosquitoes and humans has characterist
A.Amensalism and commensalism.
B.Parasitism and commensalism.
C.Competition and mutualism.
D.Competition and parasitism.
A.Amensalism and commensalism.
B.Parasitism and commensalism.
C.Competition and mutualism.
D.Competition and parasitism.
The statement "A culture of war is like a house of cards" (Line 10, last paragraph) implies except______.
A.a culture of war can be destroyed
B.a culture of war is not safe and reliable
C.a culture of war will lead to wars easily
D.a culture of war can regenerate
By saying "I could afford to be generous. "(third paragraph from the bottom)the man implied that he ______.
A.wouldn't care too much if he stayed single
B.could take her to a better place than Paris
C.was rich enough to support his wife
D.didn't care what she thought about his proposal
A.The professor will change his mind.
B.The professor may change his mind.
C.Its best not to make the professor angry.
D.The professor wouldn't change his mind.
Professor smith and Professor Brown will ________ in giving the class lectures.
A) alter
B) change
C) alternate
D) differ
Why does the professor say thisΩ?
A.The professor think it is potential to make things which we love tree treasure if days gone.
B.The professor think we can make things true treasure if days gone.
C.The professor think we should buy expensive things.
D.The professor like to buy antique.
A.Very interesting.
B.In the classroom.
C.The professor is from Shanghai.
D.Half an hour.
Professor James used student volunteers as ______ for his experiment.
A.models
B.cases
C.agents
D.subjects
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