john can not play football very well. can john play football very well?
i could not help you with your home work yesterday. could i help you with your homework?
she mustn't look after her little sister. must she look after her little sister?
they may not go shopping with Sandra. may they go shopping with Sandra?
bill could not send me an e-mail yesterday. could bill send me an e-mail yesterday?
he may not give you sweets after dinner. may he give you sweets after dinner?
he must not clean his room. must he clean his room?
my mother can not make a cup of coffee for you. can my mother make a cup of coffee for you?
sam must not translate the text. musg sam translate the text?
the doctor can not examine you. can doctor examine you?
