题目内容

A wind tunnel can be used to find out ________.
[A] how fast a plane can rise
[B] how smooth a plane’s surface is
[C] if a plane can land in a very strong wind
[D] if a plane will drop when flying at a low height

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Which of the following best shows Kristy’s true heroism？
[A] She did not feel terrified at the accident.
[B] She protected herself as well as the two brothers from harm.
[C] She put her life “on the line” to save others.
[D] She was regarded as a member of Dean’s and Donald’s families.

8 In the background was that eternal hum
A long B never-ending
C boring D extensive

The passage mainly wants to tell us ________.
[A] how to buy or sell shares
[B] A B C of stock market
[C] the stock market is like gambling
[D] investing money in the stock market is not the safest way

61 A way B order C route D place