betty and her mother are arriving.oh,really?i _____ they were com_英语解答

betty and her mother are arriving.oh,really?i _____ they were coming tomorrow.A.think B.have thought C.will think D.thought
正确答案是什么,解析.

人气：438 ℃　时间：2020-01-26 15:13:18

解答

选D
D表示“过去曾认为”
B表示“从过去到现在一直认为”
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