问题
单项选择题
She can run 100 meters in 13 seconds without（）herself.
A.executing
B.inserting
C.exerting
D.devoting
答案
参考答案：C
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She can run 100 meters in 13 seconds without（）herself.
A.executing
B.inserting
C.exerting
D.devoting
参考答案：C