句型转换what should I do if I don't know anyone?同义句- - I don't k
句型转换
what should I do if I don't know anyone?
同义句
- - I don't know anyone?
he doesn't know what to wear同义句
he doesn't know- - - wear
you shuoldn't eat lots of meat every day
祈使句
- - lots of meat every day