Up to now, large quantities of food ____ to Africa to save the starving people.
#102504
A
is sent
B
has been sent
C
have been sent
D
are sent
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Unfortunately, when I dropped in, Dr. Green ______, so we only had time for a few words.
#100866
A
just left
B
has just left
C
had just left
D
was just leaving
Overuse of computers largely to the failure of his eyesight，which is also a warning message for us all．
#101174
A
contributes
B
turns
C
devotes
D
adjusted
The church tower which_________will be open to tourists soon. The work is almost finished.
#103744
A
has restored
B
has been restored
C
is restoring
D
is being restored
---Kate returned home last night. ---Really? Where_________?
#102268
A
had she gone
B
has she been
C
has she gone
D
had she been
Look! The pond ________, and no fish in it can survive.
#99833
A
dries up
B
has dried up
C
had dried up
D
dried up