____ speaking, a person must care much about his ____, because it is not only a personal thing, but also a social one.

He gained his ______ by printing ______ of famous writers.

According to experts, houses with good ______ to the shops and schools can resist the decrease in the prices.

Much to my _______,I am unable to accept your invitation.

----What do you know the _____ of are the pig influenza in humans? ---- usually similar to regular human seasonal influenza .