Zhang Hong and his wife want to go abroad to spend their holiday.
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They will go there by plane because it's cheaper.
A. 对
B. 错
They would like to go with travel agency.
A. 对
B. 错
Zhang Hong has reserved a hotel on the Internet.
A. 对
B. 错
Ctrip is the largest online travel agency in China.
A. 对
B. 错