根据图片提示,选择合适的内容,补全句子或对话。
studied grandparents watching dancer clothes
【小题1】A: Who are they?
B: They are my ____________.

【小题2】Yesterday he _____________. Now he is _______ TV.

【小题3】She was a _________ ten years ago.

【小题4】Why are they wearing these ___________?
