People of all countries are expected to ______ the principles of the United Nations and defend the peace in the world.
A. inspect
B. expedite
C. uphold
D. reinstall
查看答案
What does the author try to argue in the passage？
A. Zoos are not worth the public support.
B. Zoos fail in their attempt to save animals.
C. Zoos should treat animals as human beings.
D. Zoos use animals as a means of entertainment.
The underlined word "it" in the second paragraph refers to ______
A. the change from good to bad that's seen in a child
B. the way that parents often blame themselves
C. the opinion that a child has of his parents
D. the advice that parents want their children to follow
—Tom's mistakes in the exam are almost as ______ as Jack's. —I know that boy. He's ______
A. much; no more careful
B. much; not more careful
C. many; no more careful
D. many; not more careful
We can infer that it is advisable
A. to call the airline for information
B. to arrive the airport earlier
C. to plan the fly as early as possible
D. to carry baggage on the plane
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