[-A81] _______ by a greater demand of vegetables, farmers ha

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[-A81] _______ by a greater demand of vegetables, farmers have built more green houses.
A.Driven
B.Being driven
C.To drive
D.Having driven
翻译并分析
答案：A

用排除法
很明显后面主句是完成时,因此D 是不对的,不能主从句都用完成时,这样与完成时定义相违背
C 动词不定式经常用来表示目的,因为句子中by,所以主动形式不对
B being driven 这种表示被动时,主句的主语经常会时无生命的.

[-A81] _______ by a greater demand of vegetables, farmers ha ______ by a greater demand of vegetables,farmers have built ________ by a greater demand of vegetables,farmers have buil ___by a greater demand of vegetables,farmers have built more _____by a greater demand of vegetables,farmers have built mo 2题非谓语选择题1._____by a greater demand for vegetables,farmers ha 3 times a number is greater than the double of itself by 5. hrice a number is greater than 3/4 of the number by 81 ,find you have a greater chance of being struck by lightning怎么翻译 I try _______ ( eat ) lots of vegetables I like _______ best of all the vegetables.A.tomato B.potatoe They____chicken ,vegetables and fruits for lunch.A.have B.ha