He will not fail the driving test if he keeps .A. to pass; practicingB. to pass; to practi

问题补充：

He will not fail the driving test if he keeps .

A. to pass; practicing

B. to pass; to practice

C. passing; practicing

D. passing; to practise

答案：

(答案→)A. to pass; practicing

B. to pass; to practice

C. passing; practicing

D. passing; to practise

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