初中英语考试最常出现的错误：there be句式

十七. there be句式

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　　 97．There are a bag and several books on the table.

　　There be 句式遵循谓语动词就近原则，a bag为单数，所以把are改为is。

　　98．There were several people stood at the back of the room.

　　There be句式的谓语动词为be动词，句中其他的动词应为非谓语动词。所以把stood改为standing.