题目内容

A．singleB．onlyC．one

A. single
B. only
C. one

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A．setB．builtC．sped

A. set
B. built
C. sped

A．allowedB．awardedC．ratified

A. allowed
B. awarded
C. ratified

A．reportedB．saidC．claimed

A. reported
B. said
C. claimed

A．nationwideB．worldwideC．regional

A. nationwide
B. worldwide
C. regional