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quantity后名词,动词单复数由决定?

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/19 19:32:13
quantity后名词,动词单复数由决定?
应该看情况而定:
首先要分清:a large quantity of 或:quantities of 表示“大量的……”,而the quantity of 表示“……的数量”
1.若是“a large quantity of +复数名词”,则谓语动词用复数,若是“a large quantity of +不可数名词”,则谓语动词用单数.
如:A large quantity of bananas are on the table.
A large quantity of beer is sold.
2.若是“quantities of +复数/不可数名词(表示“大量的”)”,则谓语动词一律用复数.
如:
Quantities of nuts are on the ground.
Large quantities of wheat are being sent abroad.
3.若是“the quantity of (表示“……的数量”)+复数/不可数名词”,则谓语动词一律用单数.
如:
The quantity of books is 5000.
The quantity of heat has increased.