Last year, however, it begin to be used. 不什么这句话有2个动词,begin和used.

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Lastyear,however,itbegintobeused.不什么这句话有2个动词,begin和used.Lastyear,however,itbegintobeused.不什么这句话有2个动词

Last year, however, it begin to be used. 不什么这句话有2个动词,begin和used.
Last year, however, it begin to be used. 不什么这句话有2个动词,begin和used.

Last year, however, it begin to be used. 不什么这句话有2个动词,begin和used.
这句话的动词是begin,你看到be used前有个to了么?所以后面的be用了原形,而且be used是被动语态.

这句话中begin是谓语动词,used是动词的过去分词形式,用的是被动语态。