I have lived in Shanghai for more than 20 years.改成否定句I ______ lived in Shanghai for more than 20 years
问题描述:
I have lived in Shanghai for more than 20 years.改成否定句
I ______ lived in Shanghai for more than 20 years
答
I __haven't____ lived in Shanghai for more than 20 years
答
haven't
答
I have never lived in Shanghai.
答
i haven't lived in shanghai for more than 20 years.
答
I havn't lived in Shanghai for more than 20 years.
sb have done sth.否定形式为 sb have not/havn't done sth.