This school board is made up of parents who______(elect) to make decisions about school affairs.请教一下各位老师，这里为什么用现在完成时have been elected？
The country’s young space program is rapidly becoming one of the world’s most advanced.请问老师advanced后面是不是省略了program, one of后面可以直接接形容词吗？
请问 Is there any possibility of their team being defeated in the coming competition? 里的 being defeated 是动名词还是现在分词，在句子中作什么成分?
Your package is signed for其中是不是省略了?
两个孩子在看照片：Anna: Who’s that?Kevin: That was me when I was two years old.Anna: That’s a cute picture.（《牛津少儿英语》5）第二句话的意思很简单：这是我两岁的时候。 现在的问题是，语法上怎样分析when I was two years old从句呢？首先，...
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This dress is twice as expensive as that one. 第二个as是介词还是关系副词？
This is the worst thing that's happened to me in all my life!老师，把happened to看成一个新的及物动词，还是to me为状语？请问及物动词，能加介词，组合成新的一个及物动词或动词短语吗？
The shirt is 100% cotton.关于这个句子有两个疑问：1. 为什么不用介词？2. 为什么不用动词？
特殊疑问句结构为：疑问词+be动词/助动词/情态动词+主语+其他成分？如：What color is your skirt? 你的裙子是什么颜色的？那么这个 color 在这里是什么成分？如果套上面的公式套不上呀。
Tell me in which eye the donkey is blind. 这个句子中的in是否多余呢？是在两个眼睛中选一个，表示范围吗？
as引导的是定语从句吗？This is the same bag as I lost yesterday.
what to do next is discussed.为什么不定式作疑问主语没有主语？百度看到的例句。