27.The craft of thatching,the oldest of all the building crafts,as it ____ today ____ very little since the Middle Age.A.are practised,have changed B.is practised,has changedC.practises,changed D.practises,is changed该题选什么呢?为什么?最
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![27.The craft of thatching,the oldest of all the building crafts,as it ____ today ____ very little since the Middle Age.A.are practised,have changed B.is practised,has changedC.practises,changed D.practises,is changed该题选什么呢?为什么?最](/uploads/image/z/14543532-36-2.jpg?t=27.The+craft+of+thatching%2Cthe+oldest+of+all+the+building+crafts%2Cas+it+____+today+____+very+little+since+the+Middle+Age.A.are+practised%2Chave+changed+B.is+practised%2Chas+changedC.practises%2Cchanged+D.practises%2Cis+changed%E8%AF%A5%E9%A2%98%E9%80%89%E4%BB%80%E4%B9%88%E5%91%A2%3F%E4%B8%BA%E4%BB%80%E4%B9%88%3F%E6%9C%80)
27.The craft of thatching,the oldest of all the building crafts,as it ____ today ____ very little since the Middle Age.A.are practised,have changed B.is practised,has changedC.practises,changed D.practises,is changed该题选什么呢?为什么?最
27.The craft of thatching,the oldest of all the building crafts,as it ____ today ____ very little since the Middle Age.
A.are practised,have changed B.is practised,has changed
C.practises,changed D.practises,is changed
该题选什么呢?
为什么?
最好能翻译一下
27.The craft of thatching,the oldest of all the building crafts,as it ____ today ____ very little since the Middle Age.A.are practised,have changed B.is practised,has changedC.practises,changed D.practises,is changed该题选什么呢?为什么?最
B
原因:it后面肯定是第三人称单数,所以排除A;practise在这里要用被动语态,所以排除CD;与since搭配,表示“自中世纪以来”应该用现在完成时,所以选B.
译文:当今建造茅草屋的工艺——所有建筑工艺中最为古老的工艺,自中世纪起几乎没有改变过.
B,
航空飞船,哪怕最古老的,自从中世纪以来改变很少一直到今天还在沿用。