. Tom as well as his classmates __________ a song when the teacher came into the classroom.
#103734
A
are singing
B
were singing
C
is singing
D
was singing
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I had hoped to see her off at the station, but I _____ too busy.
#103703
A
was
B
had been
C
would be
D
would have been
John promised his doctor he ________not smoke，and he has never smoked ever since.
#101399
A
might
B
should
C
could
D
would
He told us he _______a concert________.
#102952
A
had attended；three days before
B
attended；a week ago
C
would attend；since a week ago
D
was attending；for a week
—How long _______ in Shanghai?—I will be there attending a conference and giving a speech, which will take about 3 days.
#102207
A
have you stayed
B
are you staying
C
do you stay
D
did you stay
The person we talked about ____ our school last week．
#104467
A
visiting
B
will visit
C
visited
D
has visited