躺着就能学英语语法Chapter7-6：表示动态的介词
from从;to往;off离开;into进入;out of出来;across/cross通过;through贯穿，;past经过
POINT 1 from. to
from意为“从”，指从某点离开。to意为“往……，向……”，指向某点运动，from与to连用。
例子：
How far is it from here to the station?
从这里到车站有多远?
Can you count from one to a hundred?
你能从1数到100吗?
POINT 2 off
off意为离开。指从表面或某物体上离开。
例子：Where did you get off the bus?
你在哪里下了车?
POINT 3 into. out of
“进入……”，out of“从……出来”。
例子：
The students are putting their books into their school-bags.
学生们正把他们的书装进书包里。
Let's pull the boat out of the water.
让我们把这条船从水里拉出来吧。
POINT 4 across，through
across表示“通过、横越、横渡”;through表示“从……穿过、贯穿”;past表示“从(旁边)经过”。
例子：Go across the bridge.
过这座桥。
Can you see it through this hole?
你能透过此洞看到它吧?
He tried to run past them.
他想从他们身旁跑过去。