Many acidents______ by careless drivers last year.A.are caused B.were caused C.have caused D.will cause

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Manyacidents______bycarelessdriverslastyear.A.arecausedB.werecausedC.havecausedD.willcauseManyaciden

Many acidents______ by careless drivers last year.A.are caused B.were caused C.have caused D.will cause
Many acidents______ by careless drivers last year.
A.are caused B.were caused C.have caused D.will cause

Many acidents______ by careless drivers last year.A.are caused B.were caused C.have caused D.will cause
B.
被动语态,而且是过去时

B.were caused by …… 被……引起，因此用被动形式

B

Many acidents______ by careless drivers last year.A.are caused B.were caused C.have caused D.will cause Many Many many many many 3ks~ many .many of用法 how many visit many too many so many Many other Many thanks many a score many Many people many a beyond many many friends many of