No sooner had we reached home ________ a violent storm broke out.
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nosooner…than“一…就…”
Theprofessoraskedaquestion,andDavid________agoodanswer.
Thenewdiscovery_______beofgreatservicetomankind.
Thefurnitureinherbedroomisquitedifferentfrom________inthelivingroom.