On many trains and buses, there are some special seats ________ out for senior citizens.
—Cliff,I lost your bike at school.I suppose I should pay for it. —Oh,________.It was an old bike anyway.
—Could I make it 14th July? —________.
—I really thought I'd win the game. —Oh,well,________,Bill.
—What was it that caused the party to be put off? —________ the invitations.
The new technology,if ________ to farming,will help increase the grain output.