B.while 是对的.
第一个句子已经明确表示going to Qingdao ,故不再存在“如果.”.只能说“当你在那里.请帮我.好吗?”
I am going to Qingdao and stay there for a week.
I am going to Qingdao and stay there for a week.
____you are there,would you please buy some books for me?
A.ifB.whileC.sinceD.as soon as
为什么不用A
____you are there,would you please buy some books for me?
A.ifB.whileC.sinceD.as soon as
为什么不用A
英语人气：650 ℃时间：2019-10-01 19:57:19
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