My sister ________ for long when she fell seriously ill.
My interest in English ______ September 2009 when I met our present English teacher.
______ you I owe a thousand apologies ______ having doubted your ability.
A good solution to the problem _________at the meeting.
– I’m sorry I stepped on your toe; it was an accident. – It wasn’t! You did it ______.
As is known to all language learners, the newly learnt words will soon be forgotten unless ______ used in everyday communication.