He __articles for our wall-newspaper these three years, and he __about forty articles.
#104399
A
has been writing; has written
B
has been writing; wrote
C
is writing; has been writing
D
has written; has written
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. —Why didn’t you response to their greeting?  —Sorry. I ______they ______ to me.
#102318
A
don’t realize; are waving
B
don’t realize; were waving
C
didn’t realize; were waving
D
didn’t realize; are waving
—What were you doing when the telephone rang?—I ______ away my books and ______ to bed.
#101637
A
had just put;was going
B
was just putting;went
C
just put;had gone
D
have just put;gone