It is unhealthy _______ us to eat too much sweet food and it is wrong _______ us to buy sweet food every day.
#46374
A
of, of
B
for, of
C
of, for
D
for, for
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What’s this         ? It’s a hat. 
#48261
A
in the English
B
in English
C
for English
D
at English
---How do you go to school every day?---________.
#48241
A
By bikes
B
By bike
C
On bike
D
By a bike