(1)
ask,
advise,
beg,
command,
demand,
decide,
desire,
insist,
order,
prefer,
propose,
require,
recommend,
request,
suggest,
urge等表示命令、要求、建议等含义的动词后的宾语从句中，谓语动词用(should)+动词原形,
eg.
I
suggest
/
suggested
that
we
(should)
go
tomorrow.名词从句虚拟语气
(2)
It
is
+(形容词/过去分词/特定名词)+that的从句中，形容词主要是表示令人吃惊的、重要的、必要的、关键的等词汇。形容词：astonishing,
amazing,
advisable,
appropriate,
crucial,
desirable,
essential,
important,
imperative,
keen,
necessary,
natural,
normal,
odd,
proper,
preferable,
strange,
sorry,
shocked,
surprising,
urgent,
unusual,
vital等。名词从句虚拟语气
(3)
过去分词：decided,
desired,
demanded,
ordered,
requested,
recommended,
suggested等;名词：advice,
decision,
desire,
demand,
suggestion,
motion,
pray,
resolution,
wish,
preference,
proposal,
recommendation,
requirement,
idea,
order等
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