Sawfish are shark-like fish have “saws” of cartilage set with two rows of teeth on snouts

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• Nomadic hunter and gatherer societies have access to only a limited amount of food in an area and moved on when they exhausted each locality.

• Afterwards I’d read manual, I found I could use computer easily

• No decision will be made about my future appointment until all suitable candidates had been interviewed

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• Ozone is unstable faintly bluish gas that is the most chemical active form of Oxygen.

• River transportation in the United States consists primarily of barges pull  towboats.

• When he arrived at the furniture shop, they had been sold table he wanted.

• In about, experimental psychologists have devoted more research learning than any other topic.

• All almost electricity for industrial use comes from large generators driven by steam turbines.

• One decibel, which is a  unit of relative loud , is the smallest amount of change detected by human ear

• Her application for a visa was turned down not only because it was incomplete and incorrectly filled out but also it was written pencil

• It is the writing English that causes difficulties foreigners.

• Constantly staying in cold weather may bring _______ pneumonia. 

• Dinosaurs became _________millions of years ago.

• Choose the best option:

  John, ................ I met at the party, called me last night.

• Before television became popular, Americans used to entertain each other in the evening by playing games, saying stories, and singing songs.

• Although almost all insects have six legs, a immature insect may not have

• The fossil remains of much extinct mammals have found in the tarpits at Rancho La Brea Los Angeles

• Our tomatoes are ripen nicely, they’ll be ready to eat about a week

• We work with people who are different from us because every persons are unique.

• It has been reported that during twenty-four hour period, a minimal of three hundred North American women start their own businesses.