19.4 目的狀語從句
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  表示目的狀語的從句可以由that, so that, in order that, lest, for fear that, in case等詞引導(dǎo),例如:
   You must speak louder so that /in order that you can be heard by all.
   He wrote the name down for fear that(lest) he should forget it.
   Better take more clothes in case the weather is cold.
  















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