1.fall v.跌倒，掉落，减少 n.秋天（美式）
过去式fell fall down 摔倒
fall off 从……掉下来
fall asleep 系动词+adj
fall over 摔倒
fall behind 落后（后面）
【例句】
The brown leaves fell into piles and looked so beautiful.
Don't run fast, or you might fall over.
It's impossible for us to see in the words on the blackboard clearly. They are too small.
它们太小了，看清楚是不可能的。
2.possible adj. 可能的
impossible adj.不可能的
possibility n.可能性；可能发生的事
necessary 必要的
【例句】
‘’Write as carefully as you can and try not make any mistakes,‘’ the teacher said to her students.
形 名 动 副
write 是动词，后+adv.
尽可能：
as+形容词/副词原级+as possible
as+形容词/副词原级+as sb. can
尽可能多地吃新鲜水果——B+A
Eat fresh fruit as much as possible .
尽可能多地锻炼身体
Do exercise as much as possoble
尽快地完成作业
Do you homework as soon as possible.
I think the film is an awful one. what about you?
I couldn't agree more . 我不能同意更多。（我同意）
It tells a long and boring story .
