Oncetherewas______time_____peoplewa

发布时间:2020-07-10 01:58:33

Once there was ______time _____people walked without shoes













A.a ;that












B.a ;when











C.the ;that











D.the ;that

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B解析考察冠词及定语从句,句意:曾经有一段时间人们走路不穿鞋.结合语境可知前文泛指任何一段时间,故用不定冠词,根据先行词time时间,可知引导词用when,故选B
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