Prices _______ sharply in the past few years.A have raised B have been raised C have been risen D have risen 为什么?

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Prices _______ sharply in the past few years.A have raised B have been raised C have been risen D have risen 为什么?
Prices _______ sharply in the past few years.
A have raised B have been raised C have been risen D have risen
为什么?

Prices _______ sharply in the past few years.A have raised B have been raised C have been risen D have risen 为什么?
B have been raised
Prices have been raised sharply in the past few years.
翻译；价钱在过去的几年张了许多
a和d排除,因为必须要have been.因为是过去几年所以要过去式raised,所以是b
抱歉,刚才跟团队商量了一下是d.我是错的.

D have risen 物价是自动上涨，不因人的控制而出现的，所以没有被动。
raise是及物动词，有被动。
我有参照语法课本之后才复的。

D 物价上涨一般用rise,相当于increase

选D
首先价格不是被动涨起来，排除B,C两个被动式。
此题考的是rise（vi）和raise（vt）的区别。两者都是上升的意思，但rise是不及物动词，raise是及物动词，需要接宾语。
risen是rise的过去分词，此处没有宾语，需要不及物动词
raise是及物动词故不能选，排除A...

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选D
首先价格不是被动涨起来，排除B,C两个被动式。
此题考的是rise（vi）和raise（vt）的区别。两者都是上升的意思，但rise是不及物动词，raise是及物动词，需要接宾语。
risen是rise的过去分词，此处没有宾语，需要不及物动词
raise是及物动词故不能选，排除A

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