内容正文:
单元限时练(Unit 8)
B
C
A
B
B
C
B
A
C
B
C
B
A
D
B
D
C
E
A
ate
fford
law
ugly
bottom
us
harmful
thousands
scientific
difference
death
Fishermen
lose
Luckily
laws
We should give them away to charities or community groups.
need
longer
materials
每个家庭每年产生大约一吨的垃圾。
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