keep the door open 中的keep是不是系动词

keep the door open ,keep the room clean.这在语法中是什么形式啊, You'd better not keep the door open中为什么open不用加ing? keep the door open 中的keep是不是系动词 please keep the door----(中填open还是opened)说理要详细 Let the window closed,keep the door open否定句 Please keep the door open还是opening? 为什么? Will you please keep the door 用open适当形式 open please the keep door 连词成句 it is hot outside and keep the door----(open)please you must keep the door（ ）填open还是opening, （ ）you( )(keep)the door open when you go out don‘t keep the door open 还是keep not the door open,keep什么时候作系动词什么时候作实意动词 Open the door,please. open the door please,-------- ---------? Leave the door open. You must keep your door .(open). keep the door ( ) ,pIease The shopkeeper told his men to keep the door .A open B opened C opening D be open如题!