They're putting on lights on the Christmas tree对They‘re后面部分的
They're putting on lights on the Christmas tree对They‘re后面部分的
They're on the
They're on the table.
they're on the desk.
are they?they're on the water
they’re on the tip of my
they're rubbing off on
请对They're on a holiday.和They're on vocation.进行提问,
Where are they?They're on the Shelf C.【要点】
They had a party on Christmas Day.对划线部分提问.(划线的是on Christmas
they‘re on (sell) at the shop怎么写
they`re on the chair.改为否定句