题目内容
4. – You were out when I dropped in at your house.
– Oh, I ________ for a friend from England at the airport.
A) was waiting B) have waited C) is waiting D) had waited
A
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题目内容
4. – You were out when I dropped in at your house.
– Oh, I ________ for a friend from England at the airport.
A) was waiting B) have waited C) is waiting D) had waited
A