阿摩線上測驗
43 Modern environmental concerns like global warming do encourage us to think how _____ life on earth can be.
(A) fragile
(B) flagrant
(C) fruitful
(D) flamboyant
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統計： A(247), B(81), C(59), D(36), E(0) #2939205
統計： A(247), B(81), C(59), D(36), E(0) #2939205
