Bob is an English boy. His eyes are blue. Li Ming is a tall boy. His eyes are black. They are good friends. Bob’s hair is yellow and Li Ming’s hair is black. Li Ming’s mom is a Chinese teacher. Bob’s mom is an English teacher. She and Li Ming’s mom are in the same school. Bob’s dad（父亲） is a doctor(医生). Bob and his dad look different. He looks like his mom. Bob’s family(家庭) are new in China. Li Ming’s dad and mom help them. They like their English friends.

根据短文内容, 回答下列问题。

小题1: What color are  Li Ming’s eyes?

______________________________

小题2: What color is  Bob’s hair?

______________________________

小题3:Is Bob’s mom a Chinese teacher?

______________________________

小题4:Are Bob’s mom and Li Ming’s mom in different schools?

______________________________

小题5:Does Bob look like his father?

______________________________

主变冷却器全停保护的动作判据是什么？