Which of the following can be inferred from the last paragraph?()
A. We have developed industry at the expense of countryside
B. We have forgotten what our original countryside looked like
C. People living on islands should protect natural resources for their survival
D. We should destroy all the built-up areas
查看答案
Which of the following statements about uniformed rangers is true?()
A. They take tourists to parks.
B. They are professors of history.
C. They set up new national parks.
D. They protect the National Park System.
A large number of teenagers will quit school next year.()
A. Right
B. Wrong
C. Not mentioned
The word "touch" in paragraph 7 could be best replaced by()
A. "deposit"
B. "work"
C. "use"
D. "cash"
请选择(4)处的最佳答案
A. one
B. second
C. third
D. first