9、 by his friends and relatives,he decided to file his invention with the patent office to get recognition for his successful idea.
A.Having pressed B.Being pressed C.To be pressed D.Pressed
科目:高中英语 来源: 题型:
by his friends and relatives,he decided to file his invention with the patent office to get recognition for his successful idea.
A.Having pressed B.Being pressed C.To be pressed D.Pressed
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