University of Arizona researcher Dr. William Rathji says that after a study based on looking into garbage cans, the average family wastes at least $150 per year in food. “Homemakers go out of their w (1) Which of the following statements is true? ()A.American housewives are not good homemakersB.Upper-income families are more wasteful than lower-income onesC.American families throw away almost as much food as they consumeD.Americans waste a great deal of dog food(2)American families throw out between () of edible food every year.A.5%~8%B.8%~10%C.20%~28%D.8%~20%(3)When sugar prices doubled, waste of sugar ().A.went downB.went upC.stayed the sameD.was cut in half(4) When do American families waste more food? ()A.When prices are highB.When food is scarceC.When they think it is spoiledD.All of the above(5) Large quantities of food are thrown out because a homemaker ().A.thinks they are not deliciousB.says they taste bitter and hotC.thinks they smell badD.suspects they are spoiled when they are not
University of Arizona researcher Dr. William Rathji says that after a study based on looking into garbage cans, the average family wastes at least $150 per year in food. “Homemakers go out of their w
(1) Which of the following statements is true? ()
A.American housewives are not good homemakers
B.Upper-income families are more wasteful than lower-income ones
C.American families throw away almost as much food as they consume
D.Americans waste a great deal of dog food
(2)American families throw out between () of edible food every year.
A.5%~8%
B.8%~10%
C.20%~28%
D.8%~20%
(3)When sugar prices doubled, waste of sugar ().
A.went down
B.went up
C.stayed the same
D.was cut in half
(4) When do American families waste more food? ()
A.When prices are high
B.When food is scarce
C.When they think it is spoiled
D.All of the above
(5) Large quantities of food are thrown out because a homemaker ().
A.thinks they are not delicious
B.says they taste bitter and hot
C.thinks they smell bad
D.suspects they are spoiled when they are not
相关考题：
下面程序是判断某一个是否为闰年，请改正程序中的错误(有下划线的语句)，使程序能输出正确的结果。(闰年的条件是符合下面两者之一：①能被4整除，但不能被100整除；②能被4整除，又能被100整除)。注意：不改动程序的结构，不得增行或删行。import java.io.*;public class LeapYear{public static void main(String args[]){int year=1979;if((year %4= =0 || year % 100 !=0) || (year % 400= =0))System.out.println(year+"是闰年.");elseSystem.out.println(year+"不是闰年。")；year=2000;boolean leap;if(year % 4 !=0)leap=false;else if(year % 100 !=0)leap=true;else if(year % 400 !=0)leap=false;elseleap=true;if(______)System.out.println(year+"是闰年。");elseSystem.out.println(year+"不是闰年。");year=2010;if(year % 4= =0){if(year % 100= =0){if(year % 400= =0)leap=true;else______}elseleap=false;}if(1eap= =true);System.out.println(year+"是闰年。")；elseSystem.out.println(year+"不是闰年。")；}}
classWrench2{intsize;publicstaticvoidmain(String[]args){Wrench2w=newWrench2();w.size=9;Wrench2w2=go(w,w.size);System.out.print(w2.size);}staticWrench2go(Wrench2wr,ints){s=7;returnwr;}}结果为:() A.7B.9C.编译失败D.输出结果不可预料
classWrench{publicstaticvoidmain（String[]args）{Wrenchw=newWrench（）；Wrenchw2=newWrench（）；w2=go（w，w2）；System.out.print（w2==w）；}staticWrenchgo（Wrenchwr1，Wrenchwr2）{Wrenchwr3=wr1；wr1=wr2；wr2=wr3；returnwr3；}}结果是什么？（）A.trueB.falseC.编译失败D.输出不可预期
现有:classWrench2{intsize;publicstaticvoidmain(String[]args){Wrench2w=newWrench2();w.size=II;Wrench2w2=go(w,w.size);System.out.print(w2.size);}staticWrench2go(Wrench2wr.ints){S=12;returnwr;}}结果为() A.11B.12C.编译失败D.运行时异常被抛出
现有：classWrenchfpublicstaticvoidmain（String[]args）{Wrenchw=newWrench（）；Wrenchw2=newWrench（）；w2=go（w，w2）；System.out.print（w2==w）；}staticWrenchgo（Wrenchwrl，Wrenchwr2）{Wrenchwr3=wrl；wrl=wr2；wr2=wr3；returnwr3；}结果是什么？（）A.falseB.trueC.编译失败D.运行的时候有异常抛出
publicclassWow{publicstaticvoidgo（shortn）{System.out.println（”short”）；}publicstaticvoidgo（Shortn）{System.out.println（”SHORT”）；}publicstaticvoidgo（Longn）{System.out.println（”LONG”）；}publicstaticvoidmain（String[]args）{Shorty=6；intz=7；go（y）；go（z）；}}Whatistheresult？（）A.shortLONGB.SHORTLONGC.Compilationfails.D.Anexceptionisthrownatruntime.
publicclassYikes{publicstaticvoidgo（Longn）{System.out.println（”Long）；}publicstaticvoidgo（Shortn）{System.out.println（”Short）；}publicstaticvoidgo（intn）{System.out.println（”int）；}publicstaticvoidmain（String[]args）{shorty=6；longz=7；go（y）；go（z）；}}Whatistheresult？（）A.intLongB.ShortLongC.Compilationfails.D.Anexceptionisthrownatruntime.
有以下定义和语句Struct Workers{ int num;char name[20];char c;struct{ int day;int month;int year;}s;};Struct Workers W,*pe;PW=W;能给W中yeaR成员赋1980的语句是A．*pW．yeaR＝1980；B．W．yeaR＝1980；C．pW－＞yeaR＝1980；D．W．s．yeaR＝1980；
有以下定义和语句： struct workers {int num；char name[20]；char C； struct {int day；int month；int year；)S； }； struct workers w，*pw； pw=w； 能给w中year成员赋1980的语句是（ ）。A.*pw．year=1980；B.w．year=1980；C.pw-year=1980D.w．S．year=1980；