In manufacturing, cheaper materials are constantly being ______ for the better, more expensive kind.

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• 1Attention please.Flight Nineteen from New York to Washington is now arriving at_______.

  A.the two gate

  B.a second gate

  C.the Gate Two

  D.Gate two

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• 2By the time Mr Wang returned home from Beijing, his son's wedding _______.

  A.ended　　　　　　　　

  B.has ended

  C.had been ending

  D.had ended

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• 3Since I won the big prize, my telephone _______ ringing. People are phoning to ask how I am going to spend the money.                               

  A.didn't stop

  B.won't stop

  C.hasn't stopped

  D.doesn't stop

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• 4Growing up _____ be difficult, for you will come across many things that confuse you．

  A.can

  B.should

  C.must

  D.shall

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• 5We give dogs time, pace and love we can spare, and______, dogs give us their all.

  A.in turn

  B.in fact

  C.in short

  D.in return

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• 6According to a recent U.S. survey, children spent up to 25 hours a week _______ TV.

  A.to watch

  B.to watching

  C.watching

  D.watch

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• 7The twin sisters were shopping for hours on Women's Day and managed to ________ bags of bargains.

  A.come across

  B.pick up

  C.deal with

  D.take in

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• 8—What are you two whispering about over there? —Oh, ________.Just small talk.

  A.no

  B.nobody

  C.none

  D.nothing

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• 9Camels have three eyelids to ________ themselves from the blowing sand.

  A.protect

  B.stop

  C.keep

  D.hide

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• 10Finding information in today's world is easy.The ________ is how you can tell if the information you get is useful or not.

  A.knowledge

  B.ability

  C.competition

  D.challenge

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