​The demand has been amazing.请解释一下这句话的时态

3D printing services are coming into American people’s life. The UPS Store is a nationwide retailer (零售商) that provides copying and other services. The UPS Store recently put 3D printers in three of its independently-owned stores. Burke Jones owns one of the stores in San Diego.
The demand has been amazing. There has been a lot of interest from people. It’s been much more than I would have imagined.”

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最佳答案 2018-12-31 23:34

The demand has been amazing。

amazing为形容词,而不是amaze的现在分词。因为现在分词是动词,amaze作为动词是及物动词,一个及物动词必须带有宾语,语义才能完整。这里amazing没有宾语,所以只能是形容词。所以这个句子是系表结构的现在完成时。该句承前省略了一个持续时间状语,即 since the store put 3D printers in three of its independently-owned stores.

(自从该商店在其独立拥有的三个店里安装了3D打印机)需求量一直都是很惊人的。

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  • strong28 提出于 2018-12-31 21:27

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