有兩種用法,第一種是做介詞,還有一種是副詞的
一、作介詞時(shí),along意為“沿著”：
1.Many trees were planted along the river-bank.沿著河岸種植了許多樹(shù).
2.The Chinese people are pressing ahead along the socialist road.中國(guó)人民正沿著社會(huì)主義道路奮勇前進(jìn).
3.There are trees all along the road.沿著這條路從頭到尾都有樹(shù).
二、作副詞時(shí)along意為“向前”,常與動(dòng)詞或介詞with連用,構(gòu)成一些常用詞組.例如：
1.Let us walk along.讓我們向前步行.
2.she will send it back along with some other things.她將此物與其他東西一并送回.
3.The mechanization of agriculture will raise to the output,and,along with it,the living standard of the peasants.農(nóng)業(yè)機(jī)械化將提高產(chǎn)量,同時(shí)也將提高農(nóng)民的生活水平.
4.He gets along very well with us.他和我們相處很好.
5.How are you getting along?
6.How is she getting along with her work?她工作進(jìn)展如何?
7.I knew that all along.對(duì)那件事我一開(kāi)始就知道.