He ______ articles for our wall-newspaper these three years, and he ______ about forty articles.

    A. has been writing; has written

    B. has been writing; wrote

    C. is writing; has been writing

    D. has written; has written

 He _____ articles for our wall-newspaper these three years, and he _____ about forty articles.

He _____ articles for our wall-newspaper these three years, and he _____ about forty articles.

A. has been writing； has written       B. has been writing； wrote

C. is writing； has been writing               D. has written； has written

He _____ articles for our wall-newspaper these three years, and he _____ about forty articles.

He ______ articles for our wall-newspaper these three years, and he ______ about forty articles.

　　A. has been writing; has written

　　B. has been writing; wrote

　　C. is writing; has been writing

　　D. has written; has written