【題組】42.To speed up the ______of letters, the Post Office introduced automatic sorting.(A)treatment(B

問題詳情

【題組】42.To speed up the ______of letters, the Post Office introduced automatic sorting.
(A)treatment
(B)delivery
(C)transmission
(D)departure

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)