[填空题]What does David R. Smith want to convey when he says "... except when they’re magic" in the last paragraph

[填空题]What does David R. Smith want to convey when he says "... except when they’re magic" in the last paragraph

[单项选择]What does the man want to be when he grows up
A. A teacher.
B. A worker.
C. A lawyer.

[单项选择]
What does he want to do
A. He wants to make a business trip.
B. He would like to borrow the book next week.
C. He would like to have the book by next week.
D. He wants to take a business trip next week.

[填空题]What does the monkey do when he gets angry He begins to______.

[填空题]What does Tom do when he can’t make up his mind He always ______ others.

[单项选择]What does the professor mean when he says this
A. GPS is very useful in military and civilian fields.
B. GPS is very good at data calculation.
C. GPS is a modern way to transit signals.
D. It is very difficult for GPS to determine position.

[填空题]
What does a scientist do when he or she "explains" something Scientific explanation comes in two forms: generalization and reduction. (46) . They explain particular instances of behavior as examples of general laws (47) . Presumably, the person was frightened ’earlier in life by a dog. An unpleasant stimulus was paired with the sight of the animal (perhaps the person was knocked down by an exuberant dog) and the subsequent sight of dogs evokes the earlier response—fear.
Most physiologists deal with reduction. Phenomena are explained in terms of simpler phenomena. For example, the movement of a muscle is explained in terms of changes in the membrane of muscle cells, entry of particular chemicals, and interactions between protein molecules within these cell. (48) .
The task of physiological psychology is to "explain" behavior in physiological terms. (49) . Thus, the laws of behavior

[单项选择]What does the professor imply when he says this
A. The 2009 flu outbreak is caused by two separate strains of swine influenza.
B. The 2009 flu outbreak is caused by influenza A virus and human influenza.
C. The 2009 flu outbreak is due to a combination of several types of influenza.
D. The 2009 flu outbreak is due to human influenza and avian influenz

[单项选择]What color marker does he want
A. Red.
B. Blue.
C. Pink.