40. If you get lost in the wild, remember the law of threes: You can __________ roughly three minutes without air, three days without water, and three weeks without food.
(A) survive
(B) die
(C) do
(D) healthy
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統計: A(3), B(1), C(0), D(0), E(0) #3860237
統計: A(3), B(1), C(0), D(0), E(0) #3860237