通过高考题精讲过去分词作原因状语
cass啤酒广告通过高考题精讲过去分词作原因状语
cart(2009北京) 34. ____ twice, the postman refud to deliver our letters unless we changed our dog.
A. Being bitten
B. Bitten
四级准考证号查询
C. Having bitten
D. To be bitten
解析：本题选择B. 本题考查过去分词作条件状语。
____ twice, the postman refud to deliver our letters unless we changed our dog.
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A. Being bitten 被动进行
B. Bitten 被动完成
C. Having bitten 主动完成
D. To be bitten 被动将来
本句可改成相对应的原因状语从句：
Becau he had been bitten twice, the postman refud to deliver our letters unless we changed our dog.
检验检疫局英文从句中看出，bite用的是被动完成。（had been bitten）
=省略后的非谓语（将相同的主语和be动词一起省略，甚至包括连词）
Bitten twice, the postman refud to deliver our letters unless we changed our dog.
句意：除非我们把我们的狗换了，被咬了两次的邮递员拒绝给我们送信。
(2007浙江) 20. ______ by a greater demand of vegetables, farmers have built more gree
n hous.
A. Driven
B. Being driven
C. To drive
世界杯奖项武汉ios培训D. Having driven
本句可改成相对应的原因状语从句：
Becau they are driven by a greater demand of vegetables, farmers have built more green hous.
= Driven by a greater demand of vegetables, farmers have built more green hous.
(2006福建) 33．for the breakdown of the school computer network, Alice was in low spirits.
appeal toA．Blaming
B．Blamed
C．To blame
D．To be blamed
本句可改成相对应的原因状语从句：
Becau she was blamed for the breakdown of the school computer network, Alice was in low spirits.qp是什么意思
=Blamed for the breakdown of the school computer network, Alice was in low spirits.
（2004辽宁）30． ________ by the beauty of nature , the girl from London decided to spend another two days on the farm .
A．Attracting
B．Attracted
C．To be attracted
rottaD．Having attracted
