Many buildings in the city need re-pairing, but the one __________ first is the library.
— What do you think of the book? — Oh, excellent. It is worth __________ second time.
I’m feeling sick. I __________so much chocolate.
. More patients in hospital this year than last year.
— What are you going to do this afternoon? — I’ll probably go for a walk later on __________ it stays fine.
— How do you deal with the disagreement between the company and the customers? — The key __________ the problem is to meet the demand __________ by the customers.