求助英语选择题解释谢谢27.Anewlibraryisbeingbuiltinourschoolandit'llbeaccessibletouswhennextyear.AcompletedB.tobecompleted选A为什么?2.I'mcallingtoenquireaboutthpositioninyesterday'

Question

求助英语选择题 解释 谢谢
27.A new library is being built in our school and it 'll be accessible to us when ____ next year.
A completed B. to be completed 选A为什么?
2. I'm calling to enquire about th position ____ in yesterday's China Daily.
A. asvertised B. to be advertised 选哪一个? 为什么
5.Beijing was attacked by such a terrible sandstorm _____ few residents had ever experienced before.
A.as B. which C. that 选A 为什么不选B C?
10. What do you think of the performance?
Great. ____ but a musical genius could perform so sucessfully.
A.None B.All C.Anybody 选A 为什么?
详细解答 谢谢

Answer 1

27 原句应是 when it is completed 因为与主句t 'll be accessible to us 的逻辑主语一致it's可省略
2 A in yesterday's China Daily.表明时间过去了 而 asvertised 既有表过去又表被动
5 such.as 引导定语从句 such.that 引导结果状语从句 选C的话 experienced后还要加宾语
10 but用于nothing,nobody,none,all等词后面意思为除...以外 根据句意除了音乐天才没人能表演的这么成功 所以选A