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.

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.

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.

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.
  A. has been writing； has written             B. has been writing； wrote
  C. is writing； has been writing              D. has written； has written