找出与所列单词意义相反的单词.
1 conceal
a.offend
b.exhibit
c.reside
d.eisagree

2 difference
a.path
b.esteem
c.similarity
d.courage

3 physical
a.raw
b.stiff
c.elementary
d.mental

4 respect
a.behavior
b.insult
c.proclaim
d.differ

5 ordinary
a.queer
b.physical
c.positive
d.grave

6 servant
a.regret
b.master
c.negative
d.impulse

答案：b c d b a b