The man is sitting on the sofa is my uncle.

The man is sitting on the sofa is my uncle. His uncle and aunt______(is,are)sitting on the sofa> the man sitting in the car is my uncle.为什么用sitting. 那个坐在沙发上的男人是谁?who is the man sitting on the sofa?为什么用sit而不是si The man on the sofa is Peter's brother.(对on the sofa提问) the man in red is my uncle The man is my uncle.用my uncle提问. 分析句子结构The man is my uncle who is running on the playground 这 The man ( ) my father is talking to is my uncle My hat is on the sofa.对My hat 提问 连词成句：uncle motorbike man on my the the is The man on my left is my uncle.（对划线部分提问） --------------