30.
(A) since
(B) such
(C) before
(D) by ˉ

答案：登入後查看
統計： A(29), B(85), C(27), D(139), E(0) #587218

詳解 (共 3 筆)

#5770585
使用 "by" 是因為在這個句子中，"b...
(共 157 字，隱藏中）
前往觀看
4
0
#1038586
[An analysis of 43 popular wellness apps by a nonprofit organization ]  =  S

found = V 

[ that many apps connect to advertising and data analysis sites without the user’s knowledge. ] = O 
2
1
#845898
why
1
0