阿摩線上測驗
47 Police agencies across Michigan are going to be stepping_______ drunk driving enforcement in the coming months.
(A)of
(B)for
(C)to
(D)up
答案：登入後查看
統計： A(77), B(359), C(131), D(331), E(0) #1609637
統計： A(77), B(359), C(131), D(331), E(0) #1609637
詳解 (共 4 筆)
骨頭（四等一般警特正取）
#4027489
Step up Sth 加強
14
0
andrew18011
#3414221
取自奇摩字典:
Step up
vt 及物動詞
1. (increase) 增加
to step up one's efforts to do sth. 更加努力地做某事
he has stepped up his training to prepare for the race 他加強了訓練，為那場賽跑做準備
12
0
