试题与答案

关系数据模型有许多优点,但下面所列的条目中哪一条不是它的优点( )。A.结构简单

题型:单项选择题

题目:

关系数据模型有许多优点,但下面所列的条目中哪一条不是它的优点( )。

A.结构简单

B.高度非过程化

C.有标准语言

D.可表示复杂的语义

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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题型:阅读理解

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       Look at the photo. The two girls have big blue eyes and long brown hair. They are ten. They are in the same class. The one in a yellow skirt is Lily. The other one(另一个) in an orange skirt is Lucy. Their dad(爸爸) is Mr.White. He is in a brown coat. Their mum is Mrs.White. She is in black shoes. Bob is their

brother(哥哥). He is in a blue cap. He is a high school student. Look! Lucy and Lily are in the green car.

1. Mrs.White is _________.

A. Lily's mum

B. Lucy's mum

C. Lily and Lucy's teacher

D. A and B

2. Mr.White and Mrs. White have _________.

A. one son(儿子) and two daughters(女儿)

B. one daughter and two sons

C. one son and one daughter

D. two sons and two daughters

3. Mr.White is _________.

A. in black shoes

B. in a blue cap

C. in a brown coat

D. in a yellow sweater

4. _________ isn't in the green car.

A. Bob

B. Lily

C. Lucy

D. The two girls

5. What color are the girls' eyes?

A. Big.

B. Blue.

C. Brown.

D. Black.

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