--Is it _____ pen? --Yes. It' s ______ orange pen. A a; a B. an; an C. a; an D. an; a
—We’ve no money and the last bus has gone. Any______idea?
–This is quite a new phrase. --Right. It has already ____the language.
—We’d better invite Jim and Jack to the party tonight. --Yes, _________? I’ll give them a call right now.
–Oh, you sound just like an American. --_____. I still have trouble expressing myself.
I turned to bookshops and libraries looking for information and found _______.