E-mail, as well as telephone, ________ an important part in daily communication
#102800
A
is playing
B
have played
C
are playing
D
play
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I wonder why Jenny ________ us recently. We should have heard from her by now. 
#104779
A
hasn’t written
B
doesn’t write
C
won’t write
D
hadn’t written
He feels that his health ____ owing to ____ a long walk every other day. 
#104858
A
is improving; taking
B
has been improved; being taken
C
improved; taken
D
is improving; have taken