多样式攻克大学英语四级词汇
　　1.【真题】
Lightning
isa___ofelectrical
current
from
acloud
totheground
orfrom
onecloud
toanther.
（1996.6
）　　A.rush
　　B.rainbow
　　C.rack
　　D.ribbon
　　2.【模拟】
Ourcompany
intends
togive
abetter
service
toitscustomers
than
anyofits____.
　　A.partners
　　B.enemies
　　C.rivals
　　D.companions
　　3.【模拟】
Istill
feel
____
about
that
error
intheaccounts;
Iought
tohave
noticed
it,andpointed
out.
　　A.afraid
　　B.wrong
　　C.guilty
　　D.ashamed
　　4.【真题】
Intheadvanced
course
students
must
ta ...