问题标题：
【最好说明理由1.istillneed__lookbothdirectionstocheckthetrafficA.TOB./C.too2.acar___thepedestrianspathA.crossB.overC.pastD.across3.accidentsoftenhappenonnarrowroadsand__cornersA.onB.allC,inD.to4.accidentsoftenhappen】
问题描述：
最好说明理由
1.istillneed__lookbothdirectionstocheckthetraffic
A.TOB./C.too
2.acar___thepedestrianspath
A.crossB.overC.pastD.across
3.accidentsoftenhappenonnarrowroadsand__corners
A.onB.allC,inD.to
4.accidentsoftenhappenwhenoneroadcrosses__
A.anntherB.theotherC.anotherD.theothers
唐春晖回答：
1.A,这里need是动词,用法就是needtodo
2.A,cross穿过,就是行过这条路.across是横穿十字路口.
3.Cincorners在角落里.
4.A,一条路穿过另一条路,用another,theother表示特定的另一条路,C没有这个短语.D表示其它所有的路,很明显跟句子意思不符.
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