年級(jí)上冊(cè)寒假作業(yè)答案.doc

2014p2p3p5=4 =6p6p9,;,;p12,walkmanwatermelonschoolboybirthdaystrawberrybathroombedroomnotebooka. room+bed=a+7=bedroom b. berry+straw=b+5=strawberry c. room+bath=c+6=bathroom e.day+birth=e+4=birthday f.man+walk=f+1=walkman g.melon+water=g+2=watermelon h.boy+school=h+3=schoolboy ()(2)how do we go there? (?)(6)lets walk there. its good exercise. ()(1)here is 15 dollals. lets go to kfc for lunch. (15 dollals)(4)how about by taxi. ()(3)whats your idea? (?)(5)its too expensive.()(7)ok.lets go there on foot.( )p13 .1. 23.4.5.6.7.98.9.10.11.?1782?!p14 p151( )( )2( );p18turn off the lights or the radio when you have to go out at night ()lock your door before going out ()dont open the door to strangers ()money and expensive things must be put in a safe place ()if you see the thief,call the police.you can dial 110 (,110)p19,? -, p20( )( )( ) p211. 91132152. p24sandwich mooncake sweet dumplings salad hamburger pizza zongzi hot dog dumplingsp26( ) () ( ) ( ) p27,-: .!()()p281. 085=0.21 18.451.5=12.3p293(x+0.5)=210.5x+8=436x-3x=1.81. 5x+18=3x35-0.5x=8,.2,abc32p38( 3 )( 5 )( 6 )( 2 )( 4 )( 1 )14.1,0.5 15.4 14.7620.509,( 50.9 )3048,( 30.48 )3bc=3.3,bc3,bc=( 3.3 )4796( 827.5 )52999985( 3.00 )( 3.000 )6451.25 0.8 71.50.81.7 1.2 82.51.2( 1.5 ); 56.37.6( 2.78 ).9242 32 1013.2 1.2 12 14.50.8+4.50.7=4.5(0.8+0.7)=4.51.5=3 ( w )2436 w 36.86.89 w 410001 w 50 w 1730 4 5 6230 3. 4181 3 18 4 18 4 20 4 24512 0.2 0.12 1.21. 0.1-0.09=0.01 12.5-5=7.5 0.67+0.3=0.97 0.38100=380.651.3=0.5 10.25=4 31.3100=0.313 0.81.25=143.90.5=7.8 5.52.52=1.12. 46.52.72.41 2.853.4=9.69 3. 121. 63+2.370.3 8.4699+8.46 5.78+0.84+0.16= 1.63+7.9 = 8.46100 = 5.78+1= 9.53 = 846 = 6.785.635 3.41-1.41-0.88 4.58.2+0.8255= 5.675 = 3.41-1.410.88 = 4.58.2+8.25.5= 0.85 = 20.88 = 8.2(4.5+5.5)= 0.16 = 2.88 = 8218.253.353.38.2=6.5()210610201020(106)= 102060= 17()32004.31.25200=0.2 4.30.2=21.5()21.51.2526.88()48.257.786.08(8.257.786.08)(8.257.78)= (16.036.08)16.03= 9.9516.03= 25.98()5100.41000: 0.4101000 =40()=0.04(): 0.4(100010) =40()=0.04()650691004242=4.2(1004.2)9= 95.