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Any exercise program needs a balance of both aerobic and________ exercises.

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更多“Any exercise program needs a b…”相关的问题
第1题
Fifty volunteers were alphabetically divided into two equal groups. Group A is to partic
ipate in a 7-week exercise program and Group B is to avoid planned exercise of any sort during those 7 weeks. On the day before the exercise program began, all 50 men participated in a step-test. This consisted of stepping up and down on a 16-inch bench, at 30 steps a minute for 5 minutes. One minute after completion of the step-test, the pulse rate of each subject (被测试者 ) was taken and recorded. This served as the pretest for the experiment. For the next 7 weeks, subjects in Group A rode an Exercycle (机器脚踏车 ) for 15 minutes each day, while Group B remained doing no planned exercises.At the end of the 7 weeks, the step-test was again given to both groups of subjects, and their pulses taken. The post-exercise pulse rates of subjects in the experimental were found to have decreased an average of 30 heart beats per minutes, with the lowest decrease 28 and the highest decrease 46. The pulse rates of subjects in the control group remained the same or changed no more than 4 beats, with an average difference between the initial and final tests of zero.

1).The step-test was given ()

A、after each exercise period

B、at the beginning and at the end of the seven week period

C、only once, at the beginning of the seven week period

D、twice to the men in Group A and once to the men in Group B

2).The post-exercise pulse rates of Group B were found on the average to have ()

A、not changed

B、gone down 28 beats per minute

C、gone down 30 beats per minute?

D、gone down 4 beats per minute

3).How many people were in each group? ()

A、100

B、50

C、25

D、15

4).What did Group A in their program? They ()every day.

A、stepped up and down on a bench

B、pushed and pulled on exercise handles

C、rode on an Exercycle

D、refrained from any exercise

5).When was pulse taken? ()

A、After every exercise period

B、Every day

C、Every time the ratio of active riding was increased

D、After the step-test

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第2题
An application software is any program(68)to perform. a specific function directly for the

An application software is any program(68)to perform. a specific function directly for the user or, in some cases, for another application program.

A.design

B.designing

C.designed

D.praticed

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第3题
Before launching any sales program, you should ensure that the products are in stock.()

此题为判断题(对,错)。

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第4题
A(66)computer is a personal computer whose hardware is capable of using any or all 0f the

A(66)computer is a personal computer whose hardware is capable of using any or all 0f the following media in a program:audio,text,graphics,video and animation.

A.database

B.multimedia

C.network

D.mainframes

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第5题
In C program, all variables must be declared before(52), usually at the(53) of the functio

In C program, all variables must be declared before(52), usually at the(53) of the function before any executable statements.

A.stated

B.instructed

C.illustrated

D.use

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第6题
The purpose of(66)is to enlarge the(67), the set of addresses a program can utilize. For

The purpose of(66)is to enlarge the(67), the set of addresses a program can utilize. For example, it might contain twice as many addresses as main memory. A program using all of it, therefore, would not be able to fit in main memory all at once. Nevertheless, the computer could execute such a program by Copying into main memory those portions of the program needed at any given point during execution.

To facilitate copying(66)into real memory, the operating system divides it into pages, each of which contains a fixed number of addresses. Each page is stored on a disk until ii is needed. When the page is needed, the operating system copies it from disk to main memory, translating the(68)into real addresses. The process of translating virtual addresses into real addresses is called(69). The copying of virtual pages from disk to main memory is known as(70)or swapping.

A.fake memory

B.false memory

C.virtual memory

D.mendacious memory

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第7题
如果“exercise”数据库已经存在,则可以打开该数据库的命令是() A.createdatabase ex

如果“exercise”数据库已经存在,则可以打开该数据库的命令是()

A.create database exercise

B.modify database exercise

C.open exercise

D.modify exercise

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第8题
The term“(67)program”means a program written in high-level language.A.compilerB.executable

The term“(67)program”means a program written in high-level language.

A.compiler

B.executable

C.source

D.object

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第9题
The term "______ program" means a program written in high-level language.A.compilerB.execu

The term "______ program" means a program written in high-level language.

A.compiler

B.executable

C.source

D.object

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第10题
A.existing database and application programB.application program and user interfaceC.e

A.existing database and application program

B.application program and user interface

C.existing database and user interface

D.existing database, application program and user interface

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第11题
Which of the following is the criterion for treatment of an investment as an associate().

A.Ownership of a majority of the equity shares

B.Ability to exercise control

C.Existence of significant influence

D.Exposure to variable returns from involvement with the investee32.

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