摘要： has been away
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--David has been away for more than 25 days．
--I miss him very much．You know，25 days short．
A．is B．isn’t C are D．aren’t
查看习题详情和答案>>--David has been away for more than 25 days．
--I miss him very much．You know，25 days short．
--I miss him very much．You know，25 days short．
| A．is | B．isn’t | C．are | D．aren’t |