E-mail, as well as telephones, ____  an important part in daily communication.
#85683
A
is playing
B
have played
C
are playing
D
play
推荐题目
The boy, rather than his friends, _________ for the accident.
#86200
A
are responsible
B
were responsible
C
be responsible
D
is responsible
The box of rubbers ____ white. 
#86165
A
is 
B
are 
C
be 
D
were