阿摩線上測驗
3. After an _____ trip through the dense, humid and insect-infested Amazon
rainforest, the team of explorers finally reached the ancient ruins they had been
searching for.
(A) arduous
(B) elaborate
(C) opulent
(D) intriguing
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統計： A(46), B(1), C(6), D(10), E(0) #3227586
統計： A(46), B(1), C(6), D(10), E(0) #3227586
