高考语法填空常考的固定搭配包括：
1. 短语动词：
come up with
go over
give up
keep on
hold on
look after
look up
put off
set up
take off
turn down
work out
2. 名词短语和形容词短语：
a great deal of
a number of
as a result of
in addition to
in spite of
instead of
on account of
in the meantime
by means of
according to
apart from
in terms of
regardless of
due to
3. 其他常用搭配：
not only…but also
either…or
neither…nor
both…and
not…but
so…that
such…that
whether…or
as well as
这些固定搭配在高考语法填空题中经常出现，掌握它们有助于提高答题的正确率。建议学生在日常学习中多积累这些固定搭配，并通过练习来巩固记忆。