It’s their duty for the soldiers our country our enemies.A. to prevent; fromB. to keep; fr

问题补充：

It’s their duty for the soldiers our country our enemies.

A. to prevent; from

B. to keep; from

C. to protect; from

D. to stop; from

答案：

A. to prevent; from

B. to keep; from

(答案→)C. to protect; from

D. to stop; from

解析：可联系答.案.网客服索取。