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关于C语言的符号常量，以下叙述中正确的是（）。

A. 符号常量的符号名是标识符，但必须大写
B. 符号常量是指在程序中通过宏定义用一个符号名来代替一个常量
C. 符号常量在整个程序中其值都不能再被重新定义
D. 符号常量的符号名必须是常量

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以下程序的输出结果是（）。（注：└┘代表空格）#include ”stdio.h”main(){ printf(”\nstring1=%15s”, ”programming”);printf(”\nstring2=%-5s”, ”boy”);printf(”string3=%2s*”, ”girl”);}

A. string1=programming└┘└┘└┘└┘* string2=boy*string3=gi*
B. string1=└┘└┘└┘└┘programming*string2=boy└┘└┘*string3=gi*
C. string1=programming└┘└┘└┘└┘*string2=└┘└┘boy*string3=girl*
D. string1=└┘└┘└┘└┘programming*string2=boy└┘└┘*string3=girl*

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In the box below are some of the words you have learned in this unit, Completethe following sentences with them. Change the form where necessary.1) She finds herself in _ with her parents over her future career.2) The two parties finally _ their differences on the matter ofInterest rate(利率).3) Some strange customs ___ from earlier times.4) Please letus know if you can _ the meeting scheduled(事先安排)for the coming Thursday5) She _ with displeasure as she was reading her son's schoolreport.6) Students are likely to let their minds _ if the teacher's lecturesare dull and boring.7) I always feel so _ about not visiting my parents more often, butI do have lots of things to cope with every day.8) The local farmers __ heavy losses during the flood season.9) The next morning we all went out to _ the damage caused bythe fire.10) The sudden appearance of a tiger from the woods us all.11) International students are required to carry medical _ as acondition of enrollment(注册).12) _____ to a new culture is no easy task because there are lots ofcultural differences to overcome.

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The words listed in the following box can be used to describe either a teenageror a parent. Go over each word carefully and then choose the right word tocomplete each sentence.He is a very1)_ father. He says"no" to all his daughter'sboyfriends.A(n)2) parent usually weakens his/her child's belief inhis her ability to solve his / her own problems。Are you a(n)3) parent whose teenager always makes angryscenes when you try to get him or her to"just DO something"?His4) mother wants him to ring her 3 times a day at least tokeep her informed of what he does at school.It is often the case that in a family one parent is usually slightly5)_and the other is slightly 6)_.Teenagers are rather 7)_ as they often prefer to be on their ownand refuse to listen to their parents.Don't blame him: he's just a(n) 8)_ teenager who feels that heis unable to find his position in life.Don't blame him for not wanting to stay at home. He is just a 9)teenager longing for adventure.She used to be a(n) 10)____ teenager who thought that whatever shebelieved was correct.

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Complete each of the following sentences with a proper word you have thusformed.1)The procedures have been ____ so that users can operate thesystem easily.2) The flower baskets and paintings helped to _ thechurch.3) The pursuit of good ends does not _ the employment of badmeans.4) He decided to _ on behalf of the accused man before the jury(审团).5) It is much easier to about a solution than to actually put itinto practice.6) The government is making efforts to _ solar energyindustry in response to national energy shortage.7) Research has shown that certain green plants can _ indoor airand regulate humidity8)Many people deeply with the victims of the disaster anddonated whatever they could to help them out.9) In religion and art, an eagle stands for freedom and strength, while adove _ peace and purity.10)The company has made massive investments in _____itsassembly line(生产线).

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关于C语言的符号常量，以下叙述中正确的是（ ）。

A. 符号常量的符号名是标识符，但必须大写 B. 符号常量是指在程序中通过宏定义用一个符号名来代替一个常量 C. 符号常量在整个程序中其值都不能再被重新定义 D. 符号常量的符号名必须是常量

以下程序的输出结果是（）。（注：└┘代表空格）#include ”stdio.h”main(){ printf(”\nstring1=%15s*”, ”programming”);printf(”\nstring2=%-5s*”, ”boy”);printf(”string3=%2s*”, ”girl”);}

关于C语言的符号常量，以下叙述中正确的是（）。

A. 符号常量的符号名是标识符，但必须大写
B. 符号常量是指在程序中通过宏定义用一个符号名来代替一个常量
C. 符号常量在整个程序中其值都不能再被重新定义
D. 符号常量的符号名必须是常量

以下程序的输出结果是（）。（注：└┘代表空格）#include ”stdio.h”main(){ printf(”\nstring1=%15s”, ”programming”);printf(”\nstring2=%-5s”, ”boy”);printf(”string3=%2s*”, ”girl”);}