—What were you doing when you heard Malaysian airlines flight lost?—I         my homework.
#36183
A
were doing.
B
am doing.
C
was doing.
D
is doing.
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Don’t worry about your grandmother, All the old people       in China now.
#36568
A
are good taken care of
B
are well taken are of
C
take good care of
D
take well care of.
--- Where is your uncle? --- He ______ to London. He ______ for over three months.
#42172
A
has been, has left
B
has gone, has been away
C
has gone, has gone
D
has gone, has left