第一部分阅读理解考点2科普研究类
1．（2017新课标Ⅰ）
Abuildityourselfsolarstill（蒸馏器）iso
eofthebestwaystoobtai
dri
ki
gwateri

areaswheretheliquidis
otreadilyavailable．
Developedbytwodoctorsi
the
U．S．Departme
tofAgricultureit’sa
excelle
twatercollector．U
fortu
atelyyoumustcarrythe
ecessaryequipme
twithyousi
ceit’sallbutimpossibletofi
d
aturalsubstitutes．Theo
lycompo
e
tsrequiredthougharea55sheetofclearorslightly
milkyplasticsixfeetofplastictubea
daco
tai
erperhapsjustadri
ki
gcuptocatchthewater．Thesepiecesca
befoldedi
toa
eatlittlepacka
dfaste
edo
yourbelt．Toco
structaworki
gstilluseasharpstickorrocktodigaholefourfeetacrossa
dthreefeetdeep．Trytomaketheholei
adampareatoi
creasethewatercatcher’sproductivity．Placeyourcupi
thedeepestpartofthehole．The
laythetubei
placesothato
ee
drestsallthewayi
thecupa
dtherestoftheli
eru
supa
doutthesideofthehole．Nextcovertheholewiththeplasticsheetsecuri
gtheedgesoftheplasticwithdirta
dweighti
gthesheet’sce
terdow
witharock．Theplasticshould
owformaco
e圆锥体with45degreea
gledsides．Thelowpoi
tofthesheetmustbece
tereddirectlyovera
d
omoretha
threei
chesabovethecup．Thesolarstillworksbycreati
gagree
houseu
dertheplastic．Grou
dwaterevaporates蒸发a
dcollectso
thesheetu
tilsmalldropsofwaterformru
dow
themateriala
dfalloffi
tothecup．Whe
theco
tai
erisfullyouca
sucktherefreshme
toutthroughthetubea
dwo
’thavetobreakdow
thestilleverytimeyou
eedadri
k．32．Whatdowek
owaboutthesolarstillequipme
tfromthefirstparagraph
A．It’sdelicate．B．It’sexpe
sive．
C．It’scomplex．
D．It’sportable．
33．Whatdoestheu
derli
edphrase“thewatercatcher”i
paragraph2referto
A．Thetube．B．Thestill．
C．Thehole．
D．Thecup．
34．What’sthelaststepofco
structi
gaworki
gsolarstill
A．Digaholeofacertai
size．B．Putthecupi
place．
fC．Weightthesheet’sce
terdow
．
D．Covertheholewiththeplasticsheet．．
35．Whe
asolarstillworksdropsofwatercomei
tothecupform
A．theplastictubeB．outsidethehole
C．theope
air2．（2017新课标Ⅱ）
D．be
eaththesheet
Whe
aleafypla
tisu
derattackitdoes
’tsitquietly．Backi
1983twoscie
tistsjackSchultza
dIa
Baldwi
reportedthatyou
gmapletreesgetti
gbitte
byi
sectsse
doutaparticularsmellthat
eighbori
gpla
tsca
get．Thesechemicalscomefromthei
juredpartsofthepla
ta
dseemtobea
alarm．Whatthepla
tspumpthroughtheairisamixtureofchemicalsk
ow
asvolatileorgar