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Tim’s mum is worried _______ her son’s eyesight as he plays online games too much.
#50247
A
for
B
about
C
with
D
of
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In the evening I usually watch TV  _ one and a half hours.
#46852
A
in
B
from
C
for
D
about
My bike is broken .I have to walk to school_________.
#50387
A
too
B
also
C
instead
D
instead of
 —How can we protect ourselves _____ the earthquake?—First, we should keep calm when it happens.
#46299
A
with
B
for
C
from
D
about
He gets to school           .
#47969
A
ride a bike
B
by a bus
C
take a train
D
on foot
Einstein，the famous scientist，was born ____________ March，1879.
#46590
A
at
B
on
C
in
D
to