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中考英语重要短语的用法及区别:across , cross, crossing, through, ast
(1)cross 意为“横过, 穿过”为动词,相当于walk(go,run)across
Look both ways before you cross the road.
(2)across意为“横过,穿过”为介词,不作动词,不能作谓语,常放在动词之后,如:go across
He walked across the field.
(3)through 是介词,含有“从…中间穿越”之意,表示四周含有物体的穿越。
The ball went through the window.
(4)past既可作形容词也可作副词,做副词时有:“穿过,越过”之意。
Will you be going past my house on your way home?
(5)crossing意为“渡口,人行横道,(铁路与公路的)交叉点。
All the cars should stop before the zebra crossing.
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