Since the outbreak of the disease, 90 patients have been to have the illness and other suspected patients are still under examination.
Between the two parts of the concert is an interval,________ the audience can buy ice-cream.
The printer is of good quality. If it ________ break down within the first year, we would repair it at our expense.
They use computers to keep the traffic _________ smoothly.
I got to the office earlier that day,________ the 7:30 train from Paddington.
The manager _______ his workers how to improve the program since 9 am.