题目内容
7.Tea ________ by farmers in our hometown.( )| A. | is grown | B. | grew | C. | grow |
分析 茶在我们家乡是农民种植的.
解答 答案:A.主语tea是grow的承受者,表达的是客观事实用一般现在时的被动语态be+过去分词,主语不可数名词,故is,故答案是A.
点评 被动语态由"助动词be+及物动词的过去分词"构成.被动语态的时态变化只改变be的形式,过去分词部分不变.疑问式和否定式的变化也如此.
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