We may find that learning a foreign language does not have to be________learning our mother tongue,but can in fact be twice ________.
_______ that he was in great danger, Eric walked deeper into the forest.
_____twice, the postman refused to deliver our letters unless we chained our dog.
We are invited to a party______ in our club next Friday.
Tony was very unhappy for ______ to the party.
____ to hospital in time, the wounded soldiers were saved at last.