阿摩線上測驗
1.The disease spreads very fast. Therefore, doctors suggest that everyone should wash hands to prevent ______.
(A) construction
(B) infection
(C) invention
(D) instruction
答案：登入後查看
統計： A(15), B(101), C(14), D(13), E(0) #693838
統計： A(15), B(101), C(14), D(13), E(0) #693838
