B)根据句意和所给汉语完成句子。每空一词。
【小题1】Do they have three ______ (模型) planes?
【小题2】These are my grandparents. This is ______ (他们的) room.
【小题3】David’s hat is ______ (在……下) the table in the room.
【小题4】Here is a ______ (收音机) for you.
【小题5】My sister’s room is very ______ (整洁的).