Teaching is ________ everybody can do; it requires patience as well as professional training.
A．something B．anything
C．everything D．nothing
We've been looking for a cheap house but haven't found ________ yet.
A．one B．other
C．it D．that
It makes good sense to buy a large packet because ________ will work out cheaper in the end.
A．it B．this
C．one D．they
—You look great! Were you on vacation or ________？
—You got it. I've just come back from America.
A．anything B．nothing
C．everything D．something
Tom told me that he needed a chair and that soon he found ________.
A．it B．that
C．one D．the one
I bought the train tickets at the station easily during the spring rush, though ________ of them ________ it.
A．nobody; expected B．none; had expected
C．nobody; had expected D．none; expected
