—Thank you very much. —______.[ ] A. I’m

Harry is eight years old. He goes to school near his home. He always goes there and comes home on foot. One day he came home from school late. His mother saw him and asked him, "Why were you late, Harry?"

"My teacher was very angry and asked you to go to her office tomorrow."

"To her office? Why?" his mother asked. "Because she asked a question in the class." said Harry. "Nobody could answer it, but I could. "

"You are so clever, my son. " his mother said with a smile." What is her question?".

Her question is "Who put the tomato on my chair and made my trousers dirty?" said Harry.

小题1:Harry was late because _______.

A．he did his homework at school

B．he played football at school

C．his teacher asked him to stay at school

D．his teacher asked him to give a talk at school小题2:_______can answer the teacher's question in class.

A．Nobody

B．Harry

C．Many students

D．Some students小题3:There is a _______on the teacher's chair.

A．book

B．tomato

C．bag

D．pen小题4:The teacher asked Harry's mother to school because _______

A．Harry is eight

B．Harry goes to school an foot

C．Harry's home is near

D．Harry made her angry小题5:The teacher's trousers were dirty because _______.

A．she sat on the ground

B．it was raining hard .

C．she sat on the tomato

D．she had it for a long time

火车在车厢后面有两间厕所，只有当两间厕所的门都关上时（每扇门的插销相当于一个开关），车厢中的指示牌内的指示灯才会发光，指示牌就会显示“厕所有人”字样，提醒旅客两间厕所内部都有人，请你把图中的各元件符号连接成符合上述设计要求的电路图．

对沥青与粗集料的粘附性试验，下列说明正确的是（）。

A.对于最大粒径大于13.2mm的集料应用水浸法

B.对于最大粒径大于13.2mm的集料应用水煮法

C.对于最大粒径小于或等于13.2mm的集料应用水煮法

D.对于相同料源既有大于又有小于13.2mm的集料应取大于13.2mm的集料，以水浸法试验为准

对于脐带恰当的是（）

A.脐带表面被绒毛膜覆盖

B.脐带长度<20cm为脐带过短

C.脐带长度>90cm为脐带过长

D.足月妊娠脐带长度平均60～70cm

E.脐带缠绕以缠绕胎儿颈部居多

数据库技术的主要特点为数据的集成性、数据的高 【4】 和低冗余性、数据独立性和数据统一管理与控。