Bob is six years old．He is old enough to go to school． On the first day，his teacher taught him three words，“I，you，he”．Then the teacher said，“I am your teacher．You are my student．He is your student. He is your classmate.”When school was over，Bob went home. His mother asked him，“What has your teacher taught you today?”Bob said with a smile，“Listen，Mum and Dad，I am your teacher．You are my student．He is your classmate．”His mother said，“No，dear．You’re wrong．”Then she said，“I am your mother．You’re my son．He’s your father．”The next day，Bob’s teacher asked Bob to make sentences with“I，you and he”．

Bob stood up and said，“I’m your mother．You’re my son．He is your father．”All the students in Bob’s class laughed．

小题1:Who taught Bob new words in the school?

A．Bob’s teacher

B．Bob’s friends

C．Bob’s father

D．Bob’s mother小题2:How many words did the teacher teach?

A．Two．

B．One．

C．Four．

D．Three．小题3:Did Bob understand what his teacher taught him?

A．Yes，he did．

B．No，he didn’t．

C．No，but he understood what his mother said．

D．The writer doesn’t tell．小题4:What do you think of the boy?

A．He is not clever．

B．He is helpful．

C．He is polite．

D．He is kind．小题5:Who laughed in the class the next day?

A．Bob’s mother．

B．Bob’s classmates．

C．Bob’s teacher．

D．Bob’s father．

图2到图1的变化，反映我国古代农业生产中（）

A.铁犁牛耕的出现

B.耕犁技术的成熟

C.精耕细作的开始

D.单位亩产量提高