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[主观题]
SECTION B CONVERSATIONS In this section you will hear two conversations. At the end of each conversation, five questions will be asked about what was said. Both the conversations and the questions wil
A.The return trip is too expensive
B.There is no technology to get people back.
C.People don’t want to return.
D.The return trip is too risky.
提问人:网友lixin080108
发布时间:2022-01-07