完形填空中的关联词用于表达句子之间的逻辑关系，常见的逻辑关系包括并列、递进、转折、因果、条件、选择等。以下是一些常用的关联词：

并列关系

and

or

neither…nor

either…or

not only…but also

likewise

similarly

equally

the same as

as well as

in the same way

递进关系

also

besides

in addition

additionally

moreover

what is more

furthermore

indeed

因果关系

because

for

since

as

thus

hence

therefore

so that

so

such that

consequently

转折关系

but

however

nevertheless

on the contrary

on the other hand

whereas

条件关系

unless

once

provided that

suppose

supposing

in case of

选择关系

or

对比关系

while

by contrast

by comparison

on the other hand

conversely

oppositely

in contrast

rather than

unlike/like

强调目的和因果

in order that

含有强调的递进

indeed

表达让步

despite

in spite of

表达时间

when

while

before

after

表达地点

where

when

where

表达方式

by

with

without

选择合适的关联词可以使句子之间的逻辑关系更加清晰，帮助读者更好地理解文章的内容。在解答完形填空时，考生应该根据句子的上下文以及所表达的逻辑关系来选择合适的关联词。