Which of the following statements about the American Agriculture is NOT TRUE according to the second paragraph?
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1 .What makes scientists doubt about the belief that Megalodon is extinct?
A The discovery of may “Living Fossils”. B The discovery of the fossils of lobsters. C The discovery of a live Coelacanth. D The discovery of the fossils of sea urchins.
2 .U.S. Navy set up underwater microphones around the world______.
A To listen for changes in ocean structure B To listen for changes of ocean currents or volcanic activity C To make sure whether there was a giant squid deep in the ocean D To follow the track of the Soviet warships under water
3 .What was special in their recorded sounds?
A A strange, powerful animal sound was heard. B A big whale’s sound was heard. C A sea monster’s sound was heard. D A giant squid’s sound was heard.
4 .What can be concluded from the passage?
A Scientists’ discoveries always change people’s belief. B There are too many secrets to be discovered. C Megalodon may be still alive deep in the ocean. D “Deep sound channel” allows sound waves to travel undisturbed.
5 .Which statement is the best description of the first paragraph?
A Farming plays an important role in US. B American people consider their agriculture products are very important. C The US farming has a leading position in the world. D American farmers feed American people and other people in the world.
7 .Which is not the result of using fertilizers on fields?
A Decreasing crop yields B Devastating for ecology C Compensating for the loss of fertile topsoil D Polluting the nation’s precious water supply.
8 .Which is NOT the solution of avoiding an eventual ecological disaster?
A Having better farming techniques B Building terraces on hilly fields C Rotating their crops D Planting more crops
9 .In “….it has been devastating for ecology”, it refers to_____.
A farmers have expanded croplands B farmers have used more chemical fertilizers C farmers have compensated for the loss of fertile topsoil D the top soil has been decreased.
10 .(46)______
A But people who are hosting “online garage sales” on auction sites such as eBay may have a tax bill. B Second, make sure to market your item well. C Buyers then bid on the item. D Ready to put your used stuff online? E The Internet can help you turn that extra stuff into cash. F American compan...
