The light bulb ______ by Edison in the middle of the 1780s.
#44649
A
is invented
B
was invented
C
invented
D
invent
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Those people without children ________good care of by the government there.
#44844
A
are taking
B
are taken
C
have taken
D
were taking
-- Lisa was seen ______ an old man go across the street this morning. --What a kind girl she is!
#44478
A
helping
B
helped
C
to help
D
helps
The young trees should______ as often as possible.
#44714
A
take care of
B
be take care of
C
be taken care of
D
be taken care
I won’t leave until my work _________ tomorrow morning.
#44825
A
will be finished
B
finishes
C
finished
D
is finished