阿摩線上測驗
11. El Nino occurs every two to seven years. It is associated with heavy rain and global warming. It also_______property and residents in El Nino-driven regions.
(A) discloses
(C) approaches
(B) exposes
(D) threatens
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統計： A(0), B(0), C(0), D(1), E(0) #3364808
統計： A(0), B(0), C(0), D(1), E(0) #3364808
