单元语法精析
现在进行时的被动语态
语法点拨
一、现在进行时的被动语态的基本结构
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肯定结构
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be (am/is/are) being done
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否定结构
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be (am/is/are)＋not＋being done
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一般疑问结构
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be (am/is/are)＋主语＋being done
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特殊疑问结构
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疑问词＋be (am/is/are)＋主语＋being done
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A new library is being built now.
一座新图书馆正在被修建。
Some disabled children are not being looked after well enough.
目前一些残疾儿童没有受到足够好的照顾。
Is the bridge being repaired now?
现在那座桥在修吗？
What is being done on the new medicine?
目前正在针对这种新药物做什么？
How many bridges are being built in the town?
在这个镇里在建的桥有多少？
