Reading in the sun is ______ to your eyes.
#45554
A
hopeless
B
harmful
C
harmless
D
careless
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Among the subjects we study at school, I think English is ____________. 
#45455
A
much difficult
B
interesting
C
more difficult
D
the most interesting
He is _____ in hospital, so he is a _____ person.
#46234
A
ill; ill
B
ill; sick
C
sick; ill
D
/;ill