1. Total
... from the service trades are well over $15 billion a year.
b) receipts
2. They
arrived at 3 p.m., but the match ... at 2.30 p.m.
b) had
begun
3. She ...
her work by 6 o'clock tomorrow.
c) will
have finished
4.
Agriculture is a scientific ... in Canada.
c) industry
5. The
service sector ... rapidly owing to substantial increases in income and leisure
time.
c) has
grown