E-mail, as well as telephones, _______an important part in our daily communication.
#85583
A
play
B
have played
C
are playing
D
is playing
推荐题目
With more forests being destroyed, huge quantities of good earth ___________ each year.
#85763
A
is washing away
B
is being washed away
C
are washing away
D
are being washed away
It is the only one of the most exciting movies ________ been shown this year.
#85628
A
that has
B
that have
C
which has
D
which have