第1题:
thoughtful
grateful
marvelous
considerable
第2题:
success
skill
hobby
fact
第3题:
第4题:
Cigarette ends are unrecyclable.
Between 2000 and 2014, global sales of cigarettes decreased by 8 percent.
TerraCycle Company can now recycle the rest of the 80 percent of household waste.
Ending up in landfill is not the best way for dealing with waste.
第5题:
9种
12种
6种
24种
第6题:
第7题:
worst
happiest
busiest
hardest
第8题:
第9题:
which
that
where
as
第10题: