Question

Cai Qin has given concerts all over China and the tickets have always_______.

A．sold out

B． set out

C．set up

D．seen off

Answer 1

A

试题分析： sell out卖完，卖光。set out出发，开始，陈列。set up建立，装配，开业。see off送行，送别。句意为：蔡琴已经在全中国开了演唱会，每次票都被卖光了。故选A。