Don’t lose heart . Keep on working hard and you will succeed________. A on time B at no time C at one time D in time
Although ______ to stop, he kept on working.
– I won’t do it any more. --_______?
-- My cat’s really fat. --- You ______ have given her so much food.
If you had told me in advance, I ___ him at the airport.
--Excuse me, could you tell me the way to the British Museum? ---Sorry, I'm a stranger here. ---_______.