E-mail, as well as telephones, ____________ an important part in daily communication.
#85743
A
are playing
B
have played
C
is playing
D
play
推荐题目
------Did you go to the show last night?------ Yeah． Every boy and every girl in the area ____ invited．
#85817
A
were
B
was
C
has been
D
have been
We live day by day, but in the great things, the time of days and weeks ____ so small that a day is unimportant.
#85914
A
is
B
are
C
has been
D
have been
Professor Smith, along with his assistant, ________on the project day and night to meet the deadline.
#85952
A
work
B
working
C
is working
D
are working
There ________ some tomatoes and milk in the box, but now there aren't any.
#43805
A
is
B
were
C
was
D
have