上几期学习了:英语语法:will/would的用法、need的用法、had better的用法、语法学习的超级方法、used to+动词原形。本期学习英语语法:used to的否定形式和疑问式构成。
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常用情态动词
8.3 used to的否定形式和疑问式构成
used to的否定形式和疑问式构成有两种方法,如下所示:
used not
They use(d)n’tto have a picnic on Sundays.
didn’t use
以前他们星期天不常进行野餐。
Used they
Did they use to have a picnic on Sundays?
他们以前星期天常进行野餐吗?
They used to have a picnic on Sundays,use(d)n’t they?
didn’t they?
他们以前在星期天常进行野餐,是吗?
注意:
与be/get used to的区别。be/get used to(习惯于)后接名词、代词或者动词-ing形式。比如:
Boddy used to sleep alone in his own bedroom.
鲍勃以前常单独睡在自己的卧室。
Bobby is used to sleeping alone in his own bedroom.
鲍勃习惯于单独睡在自己的卧室。
She used to live a quiet life in the country.
她以前在乡村边过着平静的生活。
She has got used to live a quiet life in the country.
她习惯于乡村平静的生活。
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