阿摩線上測驗
7. Our carefully selected top choices cover all the essentials, _______ that you are fully equipped and prepared for any type of adventurous journey you undertake.
(A) ensure
(B) ensuring
(C) ensured
(D) to ensure
答案：登入後查看
統計： A(2), B(24), C(1), D(1), E(0) #3477169
統計： A(2), B(24), C(1), D(1), E(0) #3477169
