( )Please keep the door ______.It's a little hot here.
( )Please keep the door ______.It's a little hot here. A.open B.be open C.opened D.opening It's ____ ____ ____ ____ _____ ____ ___ ____(每天散散步对我的健康是有必要的)
open做形容词时是可以延续的状态,做动词时,是短暂动词,不能表延续.在keep sb./sth.+ adj.常用形容词 或延续性动词.如: keep the room warm. keep my eyes open ,keep me waitng,keep him standing...... It's necessary for me to take walk every day