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1,timewentby,theclimatebecameworseandworse.2,timegoingon,ourhometownisnolongwhatisusedtobe.A,asB,withB解析上说as后面加句子,而with后面加非谓语,请问怎样区分呀?请讲解以上两题,

题目详情
1,___time went by ,the climate became worse and worse.
2,___time going on,our hometown is no long what is used to be.
A,as B,with
B解析上说as后面加句子,而with后面加非谓语,请问怎样区分呀?请讲解以上两题,
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答案和解析
第一句,time went by,went是谓语动词,过去时,所以这句是句子.
第二句 time going on,going是现在分词,不是谓语动词,所以是非谓语.如果是谓语,应该是is/ was going
谓语动词就是表示时态的,像现在时 work/works 过去时 played 进行时be doing 将来时will do 完成时 have /has/ had +done 之类.
非谓语动词就是do,to do,doing之类