47. According to the passage above, which of the following statements is TRUE?
(A) Humans might have raised the level of carbon dioxide by 40% in this century.
(B) All life runs on fossil fuels.
(C) Some plants convert carbon into glucose.
(D) Extra gas could always supercharge food crops.
(E) Plant growth depends more on fossil fuels than on gas.

答案:登入後查看
統計: A(4), B(2), C(22), D(2), E(0) #1021268

詳解 (共 1 筆)

#7375805
這是一題考查「細節正誤判斷(True ...
(共 1737 字,隱藏中)
前往觀看
0
0