找出一个与其它三个不相关的词.

1
a.parcel
b.pack
c.part
d.packet

2
a.progress
b.scheme
c.plan
d.project

3
a.cunning
b.tender
c.clever
d.sly

4
a.drag
b.haul
c.pull
d.delay

5
a.brook
b.broom
c.steam
d.creed

6
a.respond
b.reply
c.relate
d.answer

7
a.vow
b.confidence
c.turst
d.reliance

8
a.practice
b.custom
c.habit
d.comfort

9
a.reduce
b.yield
c.lessen
d.decrease

10
a.exclaim
b.yell
c.proclaim
d.shout

答案：c a b d b c a d b c