This set of keys ( ) in ( ) schoolbag
This set of keys ( ) in ( ) schoolbag
This set of keys _____ white .
You use this set of keys for
this,yours,keys,set,is,of,the,lost,in,and,found,case(?)连词成句
A set of keys
A set of keys is in it.变为一般疑问句
this is换he/she is,a set of keys换keys可以吗?
This is a set( )keys
a set of keys please.
求解(a set of keys)
This is my dictionary.(改为一般疑问句 set to that a of is keys room
I lost a set of keys.然后是用 Is this yours?还是Are these yours?