___________ once every two years,whether it is a casr,a bus or a lorry,is the rule that all drivers must obey in our country.A.Having been examined B.Examined C.Examining D Being examined选哪个,为何?

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___________ once every two years,whether it is a casr,a bus or a lorry,is the rule that all drivers must obey in our country.A.Having been examined B.Examined C.Examining D Being examined选哪个,为何?
___________ once every two years,whether it is a casr,a bus or a lorry,is the rule that all drivers must obey in our country.
A.Having been examined B.Examined C.Examining D Being examined
选哪个,为何?

___________ once every two years,whether it is a casr,a bus or a lorry,is the rule that all drivers must obey in our country.A.Having been examined B.Examined C.Examining D Being examined选哪个,为何?
选择D.
应该用动名词作主语,但司机、车辆与检查是被动的关系-“被检查”.所以应该用被动形式的动名词.
句意：不管是小汽车、公共汽车还是货车,每两年被检查一次是我国的所有司机必须遵守的规定.

c 司机要做的事情应该采用主动结构而且充当主语所以选C

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