30.
(A) hone new skills
(B) catch a glimpse
(C) conform to conventions
(D) beat the clock
(E) grip on to principles
答案:登入後查看
統計: A(17), B(1), C(2), D(4), E(1) #3671938
統計: A(17), B(1), C(2), D(4), E(1) #3671938