售后服务一次成功率可用于衡量创新过程是否成功，属于内部业务流程层面的指标。
A. 对
B. 错
We strive ______ perfection but sometimes have to accept something less.
A. at
B. to
C. for
D. of
______ so many difficulties, we’re on the right path.
A. in spite of
B. despite of
C. although
D. though
Each person’s abilities are measured _______ the job requirements and expected tasks.
A. for
B. at
C. in
D. against
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