According to the passage, before the
recent experiments described in the
passage were completed, scientists
could
determine temperatures only for
Pleistocene seas
determine temperatures that occurred
during Pleistocene glacial cycles only
by examining fossil remains
measure changes in temperatures that
occurred during Pleistocene glacial cycles
with only questionable accuracy
only partially identify factors tending
to lower Pleistocene temperatures
accurately determine temperatures only
for land masses affected by glaciating
————————————————————————
答案:(C)
VULNERABLE:
empty
sullen
modest
safe
severe
————————————————————————
答案:(D)
DECREPIT:
popular
sturdy
sterile
partially complete
sketchily detailed
————————————————————————
答案:(B)
BALM:
irritant
imperfection
dizzying sensation
burdensome task
extraordinary substance
————————————————————————
答案:(A)
INSOLVENCY:
ability to pay one’s debts
ability to sustain growth
concentration
coherence
compatibility
————————————————————————
答案:(A)
HONE:
shorten
blunt
fuse
bend
delay
————————————————————————
答案:(B)
SINUOUS:
vacant
direct
wet
round
numerous
————————————————————————
答案:(B)
