阿摩線上測驗
18. In certain professions of Taiwan, robots and human have
already entered ___ a mutually beneficial partnership.
(A) at
(B) into
(C) to
(D) from
答案：登入後查看
統計： A(9), B(466), C(153), D(14), E(0) #2927375
統計： A(9), B(466), C(153), D(14), E(0) #2927375
