高考英语阅读理解专题三—主旨大意题.docx高考英语阅读理解专题三—主旨大意题
高考英语阅读理解专题三—主旨大意题
高考英语阅读理解专题三—主旨大意题
Don’tgiveupyourwholegardenjustforanattractiverose.
ndsthey
wanttofly
with,andtheychangetheirbodypositionsiftheystartfloatinginthewrong
direction.
This
newfinding
suggeststhat
insects
mayemploysomeof
thesamemethods
insectsweresimplyatthemercyofthewind.
Fascinating
astheir
skills
of
flight
are,
migrating
behaviorhasbeendifficult
tostudyininsectsbecausemanylongdistant
tripshappenthousands
of
feetabove
littlecreaturesatsuchgreatheights.
Totheir
surprise,
though,
theinsectsweren’tpassive
travelers
onthe
winds.
Inautumn,
for
example,
mostlight
winds
blew
from
theeast,
but
the
insects
somehow
sought
out
onesthatcarried
themsouth
andtheypositioned
themselves
to
navigate
directlytotheirwinteringhomes.
Evenin
the
spring,
whenmostwindsflowed
northward,
the
insects
didn’t
always
’tblowingintheexactdirectiontheywanted
togo,
theinsects
changed
their
bodypositions
to
compensate.
Manymigrating
birds
dothesamething.
Thestudyalso
found,butterflies
and
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