英语语法,找出谓语成分1.下句中,(1)谓语动词是哪个?(2)是grown还是maybe中的be?(3)并说明原因?Indeed,producegrowninfieldstreatedwithchemicalsandfertilizersmaybepolluted.2.下句中,(1)谓语动词是哪个?(2)为

Question

英语语法,找出谓语成分
1.下句中,(1)谓语动词是哪个?(2)是grown还是may be中的be?(3)并说明原因?
Indeed,produce grown in fields treated with chemicals and fertilizers may be polluted.
2.下句中,(1)谓语动词是哪个?(2)为什么句用used is to ,平常用法不是used to吗,并说明原因?
While the main effect of the chemicals and fertilizers used is to increase the amount of crops grown,some fear for their quality.
请语法好的同学回答，你们说的谓语都不一样，我该怎么办？

Answer 1

（1）谓语 是may be   (2) 您提到的两个是不对的（3） grown 和 treated 都是同样的用法, 过去分词作定语 修饰 produce,不属于谓语.整个句子的主要部分是  produce may be polluted.这个句子是while ...