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在英语中used to…,be used to…,be usedto do…,be used as/for…等用法容易混淆,为了帮同学们弄清它们的用法,现总结如下:
In English, used to...,be used to...,be usedto do...,be used as/for... Usage is easy to confuse, in order to help the students to clarify their usage, are summarized as follows: