单项选择题


Questions 9 to 12 are based on the following talk.

A． In 1699.
B． In 1728.
C． In 1815.
D． In 1841.
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单项选择题
When the author and his wife were invited out for a drink on Sunday morning , they thought they would be______.
A． the only people there
B． given lunch as well
C． taken to a restaurant for lunch
D． asked to take some food with them
单项选择题
What is NOT true of a CAT scan
A． It utilizes computer techniques.
B． It gives clear images of active, moving body parts.
C． It can stop the action of an organ for a fraction of a second.
D． It is safer than regular X-ray procedures.
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