AVClip15:DailyVitaminNoGoodAV15DailyMultivitamin.aviWatchthevideoclipthreetimesandcompletethecontentofthestudybyfillingineachblankwiththewordfromthevideoclip.1.Formillionsofustheyarepartsofourdailyroutine,whichiswhyfindingsofthenewstudyaresohardto________.Researchersarenowreportingthatforolderwomensomevitaminsmightactuallybe________.Thestudywantedon40,000womenaged55through69overthecourseof19years,findingthatolderwomenwhotookmultivitamins—B6,folicacid,magnesium,zincorcopperwereata________increasedriskofdeath.About2.4%diedofthingslikeheartdiseaseandcancer,withwomenwhotook________havinga3.9%increaseriskofdeath.2.Thereport________otherstudiesthatfoundthatcertainothersupplementsmaybeharmful.Dietarysupplementsdon’trequirethesame________testingthatdrugsdo.Butitisan11-billion-dollar-a-yearbusinessasmillionsofAmericansareconvincedoftheir________.Andtodaytheleadingtradeassociationthat________themakersofdietarysupplementswasquicktofightback,issuingastatementthatthestudywas________anddidnotprovethatsupplementscausedanyharm.It’simportanttokeepinmindthatthisisan________,notacause-and-effectstudy.Addingthatwell,itmaymakeforinterestingscientificwatercoolerdiscussion,andcertainlydoesnotwarrantsweeping,overstated________forelderlywomen.3.Andthestudyhadonenotable________—calcium.Researchersfoundthecalciumsupplementsactually________mortalityrisk.Soeveryoneisaskingwhatshouldyoudowhenonedoctorwespoketothisafternoonsaidthatthereisstillalotmoreresearchthatshouldbedoneinthisarea.Butrememberthe________ofhealthy,balanceddiethavebeenshownoverandoveragain.Soit’snotaseasyasapill,butit’sproven.

2022-06-01

AVClip15:DailyVitaminNoGoodAV15DailyMultivitamin.aviWatchthevideoclipthreetimesandcompletethecontentofthestudybyfillingineachblankwiththewordfromthevideoclip.1.Formillionsofustheyarepartsofourdailyroutine,whichiswhyfindingsofthenewstudyaresohardto.Researchersarenowreportingthatforolderwomensomevitaminsmightactuallybe.Thestudywantedon40,000womenaged55through69overthecourseof19years,findingthatolderwomenwhotookmultivitamins—B6,folicacid,magnesium,zincorcopperwereataincreasedriskofdeath.About2.4%diedofthingslikeheartdiseaseandcancer,withwomenwhotookhavinga3.9%increaseriskofdeath.2.Thereportotherstudiesthatfoundthatcertainothersupplementsmaybeharmful.Dietarysupplementsdon’trequirethesametestingthatdrugsdo.Butitisan11-billion-dollar-a-yearbusinessasmillionsofAmericansareconvincedoftheir.Andtodaytheleadingtradeassociationthatthemakersofdietarysupplementswasquicktofightback,issuingastatementthatthestudywasanddidnotprovethatsupplementscausedanyharm.It’simportanttokeepinmindthatthisisan,notacause-and-effectstudy.Addingthatwell,itmaymakeforinterestingscientificwatercoolerdiscussion,andcertainlydoesnotwarrantsweeping,overstatedforelderlywomen.3.Andthestudyhadonenotable—calcium.Researchersfoundthecalciumsupplementsactuallymortalityrisk.Soeveryoneisaskingwhatshouldyoudowhenonedoctorwespoketothisafternoonsaidthatthereisstillalotmoreresearchthatshouldbedoneinthisarea.Butremembertheofhealthy,balanceddiethavebeenshownoverandoveragain.Soit’snotaseasyasapill,butit’sproven.

答案：

swallow;harmful;slight;iron;follows;rigorous;beneficial;represents;biased;associative;concerns;exception;reduce;benefits

举一反三

内容

0
【论述题】第二章随机变量及其分布习题 2.1 8 , 9 , 12 , 13-16 习题 2.2 1 , 2 , 5 , 11 , 12 , 13 , 15 , 16 , 17 , 18 习题 2.3 3-6 , 7 习题 2.4 5 , 6 , 8 , 14 , 15 习题 2.5 1 , 7 , 9 , 11 , 13 , 17 , 20 , 21 , 27 , 28 习题 2.6 1, 3, 4, 6, 7, 8, 11, 12, 15, 16 习题 2.7 3 , 6 , 13
1
用计算器计算下面各题．1÷15=2÷15=3÷15=4÷15=5÷15=6÷15=7÷15=8÷15=9÷15=10÷15=11÷15=12÷15=13÷15=14÷15=15÷15=你发现了什么？你能很快算出下面各式的商吗？23÷15=37÷15=47÷15=69÷15=154÷15=
2
已知S盒如下表，若输入为100010，则二进制输出为（） [br][/br] 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 7 13 14 3 0 6 9 10 1 2 8 5 11 12 4 15 1 13 8 11 5 6 15 0 3 4 7 2 12 1 10 14 9 2 10 6 9 0 12 11 7 13 15 1 3 14 5 2 8 4 3 3 15 0 6 10 1 13 8 9 4 5 11 12 7 2 14 A: 0110 B: 1001 C: 0100 D: 0101
3
【单选题】myarray1=np.arange(15) myarray2=myarray1.reshape(5,3) print( myarray1) print(myarray2) 输出值是? A. [ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15] [[ 0 1 2] [ 3 4 5] [ 6 7 8] [ 9 10 11] [12 13 14]] B. [ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15] [[ 1 2 3] [ 4 5 6] [ 7 8 9] [10 11 12] [13 14 15]] C. [ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14] [[ 0 1 2] [ 3 4 5] [ 6 7 8] [ 9 10 11] [12 13 14]] D. [ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14] [[ 1 2 3] [ 4 5 6] [ 7 8 9] [10 11 12] [13 14 15]]
4
说明S盒变换的原理，并计算当输入为110101时的S1盒输出。 [br][/br] n\m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 S1 0 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 1 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 2 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 3 15 12 8 2 4 9 1 7 5 11 3 14 10 0 6 13