Unit 4 Astronomy:the science of the
stars
SectionⅡ Learning about Language
语 言 基 础 自 测
theory
religion
Unlike
exist
violent
puzzling
atmosphere
prevent
violent
harmful
exist
puzzle
religion
in
lay
to
in
from
to
as
on
According to
as a result
in time
prevented from
depends on
so beautiful that
It is obvious that
what may
interest you most is that
makes it
easier for her to find
核 心 要 点 探 究
in to enjoy
for
to arrive
to be
to
harmless
exists
exists
existence
in
to drive
going
being carried
a
over
to remember
it
it
1．What it was to become was uncertain until between 4.5 and 3.8
billion years ago when the dust settled into a solid globe.
随 堂 效 果 落 实
fundamental
Unlike
harmful
violent
multiplied
puzzled
religion
existed
in
being polluted
become前加to
puzzled→puzzling
We后加were
If →Whether
for→to
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