I don’t know whether he is still （ ） in collecting coins. He used to be, but that was several years ago.

She is very （ ） to his ugly appearance.

—Shall we invite Tim? —No， it’s too late to invite any more people. _____， he hates parties， you know.

_____ forget the days when we lived in the countryside.

Air pollution is obviously one of the major _____ of city life.

The young man still denies _____ the fire behind the store.

The number of deaths from heart disease will be reduced greatly if people _____ to eat more fruit and vegetables.

We don’t need air conditioning, （ ）.

I cannot tell the_____difference between the twins.

I _____ him last night, but I was too busy.

Why is it （ ） the more connected we get, the more disconnected I feel?

The grain output of this year is much higher than _____ of last year.