一个等腰三角形中，有一个底角是45°，这个三角形一定是（ ） A．直角三角形 B．锐

There is a big tree in front of the house. I can see a boy under it. He’s an English boy. His name is Mike. He’s reading a book. He’s in No. 5 Middle School in Beijing. Who’s that boy in the room? He is Mike’s brother - Jim. Jim is twelve. He is doing his homework. Mike has a sister – Kate. Kate is cleaning her room. Their parents are at home, too. Their father is writing a letter and their mother is watching TV.

People	Things people are doing
Mike	小题1:
Jim	小题2:
小题3:	Cleaning her room
Mike’s father	小题4:
Mike’s mother	小题5: