专升本考察哪些语法能力

专升本考试主要考察以下语法能力：

虚拟语气

would rather + that从句 + 一般过去时

It is vital/necessary/important/urgent/desirable/advisable/natural/essential + that + （should）动词原形

suggestion + that + 动词原形

It is time/about time/high time + that + 一般过去时

if only + that + would + 动词原形

状语从句

非if引导的条件状语从句，如at times, provided, so long as, in case, once等

由even if/so, now that, for all等引导的让步状语从句

just/hardly...when引导的时间状语从句

more than, as...as, not so much as, the same as, as much as等引导的比较状语从句

独立主格结构