恩.既然是语法提问,那么对于连词、代词 和个别特殊用法比较多.
连词代词, which, whether, that, what, how, who, whose, whom, when, if, so, and, however, or, therefore, nevertheless, moreover, in addition, furthermore,
个别用法太多了,比如区分: other, others, another, the other, the others; in front of, in the front of; except, except for...
其他还有倒装, only引导的从句;
虚拟语气等