阿摩線上測驗
44 Clerk: This is the final boarding call for John and Mary Smith booked on flight 321C to Salt Lake
City. Please______ to gate 3 immediately.
(A) sign
(B) select
(C) produce
(D) proceed
答案：登入後查看
統計： A(22), B(15), C(9), D(134), E(0) #2654030
統計： A(22), B(15), C(9), D(134), E(0) #2654030
