单项选择题X 纠错
A. our production costs must be no more than 15 percent
B. has done damage to our reputation
C. to negotiate with you
D. to make this product possible
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单项选择题
A. when we look at this question.
B. that values his new ideas.
C. that the process can be made simpler.
D. which is the Mark 2 project.
单项选择题
A.make
B.leave
C.have
D.take