The car is environmentally friendly because it uses electricity instead of gas. _____, it is less expensive.

It was ________hot in the room that I didn’t like to stay there.

It’s ______ here; we can’t work long hours here.

Under criminal law, people who      carry and use large numbers of fake banknotes will be sentenced to less than three years in prison.

If you smoke a cigarette every day, you will _____ become addicted to smoking．