8. I ….
is read
readed
am reading
do reading
9. We… his articles.
are reading
are read
do reading
do reads
10. We… TV now.
are not watched
are not watching
doesn’t watching
had not watched
11. Why… your homework?
aren’t you doing
aren’t you do
hadn’t you doing
you aren’t doing
12. … or writing?
Is he read
Does he reading
Is he reading
He is reading
13. What …?
are you singing
are you sing are
you sang
has you sang
14. ¿Qué oración está construida correctamente?
Are you eat?
Are you eating?
Do you eating?
You is eat?
15. Bess… at the window.
did not sat
was not sitting
had not sat
does not sitting
16. My sister said that he… a composition.
was written
was writing
is writing
written
17. The students said that they… their text-books.
reading
had reading
were reading
did reading