The visitors often come by train,________by plane.()
（A）some time
（B）some times
（C）sometimes
（D）sometime
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更多大学英语备考试题
- 1Customs can be ______ in different countries according to this passage. ()
- 2She pulled back the curtain ________ she could see the passing crowd.()
- 3We are ________ to know that the explorers are safe in the end.()
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