用own,work as,be from造句,并写出他们的同义句.如题还有呢?

问题描述:

用own,work as,be from造句,并写出他们的同义句.
如题
还有呢?

i am from China, and own a work as a doctor.
=
i am Chinese and i am a doctor.

you must be from the USA and now working as a english teacher.
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you come from the USA and now teachering as teacher.