问题
选择题
After doing market research, all the researchers think it ________ to invest a large sum of money
in the project.[ ]
A. worthless
B. priceless
C. valuable
D. worthwhile
答案
答案：D
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After doing market research, all the researchers think it ________ to invest a large sum of money
in the project.[ ]
A. worthless
B. priceless
C. valuable
D. worthwhile
答案：D
