试题与答案

什么是最不利点的自由水头？

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题型：问答题 简答题

题目：

什么是最不利点的自由水头？

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

考点：建设工程技术与计量（安装工程）第五章管道和设备工程第五章管道和设备工程题库
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题型：完形填空

Most people have jobs. They go to work nearly every day. Some people are lucky. Either they have very interesting jobs or they make a lot of money. Most people are not so lucky. Either their jobs are not very interesting or they don’t make much money.

The most interesting jobs are often the most difficult. People take a long time to learn how to do them. Doctors study for at least six years after finishing school.

Some young people have interesting and high-pay jobs. Many young players do their work successfully. Football and tennis stars are usually under 35 Years old. Older people usually cannot play these sports very well. They cannot move fast enough. Golf, however is a good sport for older people. Many golf players are quite old, but they can play it successfully.

Most people work until they are 60 or 65 years old. Then they retire (退休) and have a lot of free time. Some people never retire though. These people usually have very interesting jobs. Writers, artists, scientists and actors (演员) usually work until they die. Their work is their life.

根据短文内容，完成下列句子，每空一词。

小题1:Some _______ people have interesting or high-pay jobs, but most people don’t have such good luck.

小题2:Some jobs take a long time to learn because they are _______.

小题3:Young players can move very fast, so many of them play these games like football and tennis very _______.

小题4:Golf is a good sport for _______ people.

小题5: Most people keep _______ until the age of 60 or 65. but writers, artists, scientists and actors can work all their lives.
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题型：单项选择题

案例二：钱先生拥有一张交通银行的信用卡，该发卡行规定的账单日为每月5日，到期还款日为23日。本月账单周期钱先生仅有一笔消费——5月25日，消费金额为人民币2000元，钱先生的本期账单列印“本期应还金额”为人民币2000元，“最低还款额”为100元。
根据案例二，回答4～8题：

若钱先生于6月7日消费2000元，免息还款期为( )天。

A．47

B．28

C．19

D．17
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