you can call the police if you see this man.怎样改为祈使句( ）( ）( ）

you can call the police if you see this man.怎样改为祈使句( ）( ）( ） You can open the door like this .(改为祈使句） You can't climb this ladder(改为祈使句） you can call me after the vacation改为祈使句 You can't shout in the library.(改为祈使句） you can clean the classroom （改为否定句祈使句） you can not run at the party（改为祈使句 ） Kitty , you can't feed the elephant.(改为祈使句） Can you help me clean the classroom?(改为祈使句） You can go and ask the teacher.(改为祈使句） Can you fill the card out?（改为祈使句） You can get on the bus here.（改为祈使句）