10. Attention please! The weather is becoming worse, close all dead lights and storm doors, and ______ all loose objects in your cabins.
(A) install
(B) secure
(C) set up
(D) settle down
答案:登入後查看
統計: A(11), B(146), C(32), D(28), E(0) #3457441
統計: A(11), B(146), C(32), D(28), E(0) #3457441