the keys are in the bag 为什么用are

the keys are in the bag 为什么用are Are the keys in the drawer?(否定回答) There are some keys in my bag.改同义句- - some keys in the bag! keys your in pencil case the are ?连词成句 my keys are in the backpack.一般疑问句 连词成句.her,in,keys,the,are,schoolbag,(?) are his keys in the schoolbag作否定回答 Their keys are in the schoolbag.（改为一般疑问句） where are his keys?用in the drawer回答 (3/3) keys are in the drawer 堤问 Where are his keys?用in the bag回答 his keys are in the bag对画线部分提问 are the engine power keys The keys are in the drawer.对画线部分提问 (in the drawer) The keys are in the door 划线提问（in the door划线） The keys are in the lost and (find)box.填什么The keys are in the lost and (find)box.填什么?求汉意! His keys are in the （drawer）.就划线部分提问怀疑不是Where are his keys? My keys are in the drawer.对in the drawer提问