E-mail which has been widely used in recent years is good way of communicationA. the

问题补充：

E-mail, which has been widely used in recent years, is good way of communication

A. the, a, the

B. /, a, the

C. /, /, a

D. /,a, /

答案：

A. the, a, the

B. /, a, the

C. /, /, a

(答案→)D. /,a, /

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