单项选择题


Passage Three
Questions 32 to 35 are based on the passage you have just heard.

A．The atmosphere and our environment.
B．Research radiations.
C．Effects of space radiation.
D．Importance of protection against radiation.
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单项选择题
A．withB．byC．inD．through
A．with
B．by
C．in
D．through
单项选择题
Which of the following is TRUE about Japan auto makers
A．They invest more money than the US to achieve higher efficiency.
B．They achieve higher efficiency through a smaller amount of capital.
C．They have better investment management system than the US auto makers.
D．They do not increase capital investment to achieve higher efficiency.
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