––Why didn’t you come to the party?––I had meant _____, but something unexpected happened.
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.
I can ______ the house being untidy, butI hate it if it’s not clean.