—Driving less, walking more is good for our health.— So I’d rather ________ an hour’s walk to work than ________ driving a car.
He often practices English chatting with his pen pal in Australia.
---do you surf the Internet? --- Once a week.
He hardly ever feels tired, ______?
Could you please give me______ on how to improve my English?
Don’t worry about , mum. I’m old enough to look after .