改变句式he has to finish the work on time(改为否定句)he parents allow him to go out at night(改为被动语态)

改变句式he has to finish the work on time(改为否定句)he parents allow him to go out at night(改为被动语态)
改变句式
he has to finish the work on time(改为否定句)
he parents allow him to go out at night(改为被动语态)

改变句式he has to finish the work on time(改为否定句)he parents allow him to go out at night(改为被动语态)
He does not have to finish the work on time否定句
He is allowed by his parents to go out at night被动语态