阿摩線上測驗
13. The ozone layer ______ all the animals and plants on earth from the direct UV radiation from the sun.
(A) escapes
(B) protects
(C) distinguishes
(D) dissuades
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統計： A(12), B(203), C(26), D(9), E(0) #644103
統計： A(12), B(203), C(26), D(9), E(0) #644103
詳解 (共 2 筆)
Xin
#1040378
escape逃脫 protect保護 distinguish分辨 dissuade勸阻
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