2021-11-18

Canada is the second largest country in the world.

the +序数词+最高级+名词单数

第几最（从第二开始）

Our country is becoming more and more neautiful.

the +比较级，the +比较级

越……就越

My parents don't allow me to hang out with my friends.

建议 允诺 邀 拒绝

非谓语动词，不定式省略to的情况

help sb. （to）do sth.可加to 也可不加to

make/let/have 省略to

【例句】

It's impolite of him not to his seat to the old lady on the bus.

it is +adj. of sb. to do

（修饰人的性格，品质的形容词）+of

it is +adj. for sb.to do（修饰事件）+for

stay behind 留下来