阅读理解(每小题2分，共20分)
A
　　Harry is eight years old．His school is near home．He always goes there and comes home on foot．One day he came home from school late．His mother asked him，“Why are you late，Harry？”
　　“My teacher is very angry and asks you to go to her office tomorrow．”
　　“To her office？Why？”his mother asked．“Because she asks a question in class，”said Harry．“Nobody can answer it，but I can．”
　　“You are so clever，my son，”his mother said with a smile．
　　“Her question is‘Who puts the tomato on my chair and makes my trousers dirty(脏的)？’”said Harry．
Harry came home late because he ________．

A．did his homework at school

B．played football at school

C．was asked to stay at school

D．was asked to give a talk at school

________ could answer the teacher’s question in class．

A．Nobody

B．Harry

C．Many students

D．A few students

There was a ________ on the teacher’s chair．

A．book

B．tomato

C．bag

D．pen

The teacher asked Harry’s mother to school because ________．

A．Harry was clever

B．Harry went to school on foot

C．Harry’s home was near

D．Harry made her angry

The teacher’s trousers were dirty because ________．

A．she fell onto the ground

B．it was raining hard

C．she sat on her chair

D．she put her cup on her chair