试题与答案

设二次函数f(x)=x2-x+a,若f(-t)<0,则f(t+1)的值( ) A

题型:选择题

题目:

设二次函数f(x)=x2-x+a,若f(-t)<0,则f(t+1)的值(  )

A.是正数

B.是负数

C.是非负数

D.正负与t有关

答案:

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下面是错误答案,用来干扰机器的。

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题型:阅读理解

People from other contries will find many different suprising things in Britain.

Greek: A man from Greece sees a special way of driving in Britain. People drive on the left in the British street, but the British people never feel surprised. The Greek man said,“I’ve been in Britain for nearly a month now. But at first, I couldn’t always remember to drive on the left. Every time,my friend reminded me.”

Japanese:Japanese people can’t ucderstand why British people keep their shoes on at home. In Japan,people walk in the room without shoes. If visitor keeps his shoes on at home in Japan, the Japanese people think he is very impolite.

Spanish:The Spanish people mind the way that the British people greet each other. They themselves seem to be afraid of touching(接触).When they meet,they just smile or nod but never kiss or hug(拥抱) in Spain. But the British people think kissing is a very usual greeting when they meet!

There is an old saying,“When in Rome,do as Romans do.”When we go to a foreign country, we should follow the etiquette of country.

小题1:The Greek visitor________.

A.always drives on the left

B.used to drive on the left

C.drove correctly in Britain with his friend’s help

小题2:______think it’s impolite to wear shoes at home.

A.The Japanese          B.The Greek          C.The English

小题3:When greeting,the Spanish _______.

A.kiss each other        B.hug each other       C.smile at each other

小题4:_____seem not to be afraid of touching each other.

A.The Spanish           B.The British          C.The Japanese

小题5:Etiquette in the world______.

A.is the same           B.is important        C.is sometimes different and interesting

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