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            • 1． The earth was just a cloud of energetic dust after the "Big Bang"．Then the dust (1) into a solid globe moving around the sun．-The earth (2) loudly with fire and rock，to be (3) to produce many things，which made the earth"s atmosphere． Water stayed on the earth and people think it is important for the beginning of life． It allowed the earth to dissolve (4) gases． Then life began to develop．
              Plants were the start of changes． They (5) and filled the oceans and seas with oxygen． This encouraged the (6) of early shellfish and fish． Land animals such as insects，reptiles and dinosaurs and so on appeared after the first green plants appeared． Small clever animals (7) all over the earth． But they are not (8) the earth very well． Too much carbon dioxide is put into the atmosphere，which (9) heat from escaping from the earth into space． Whether life will continue (10) whether this problem can be solved．
              难度：中等
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            • 2． This is a most incredible tale． In the summer of 1903，an American businessman named Henry had some bad luck． He was (1) to sea by a strong wind and was (2) by a ship before giving up． Then he landed in Britain (3) ． He earned his (4) by working as an unpaid hand，which (5) his appearance． He was lost in London and had no money on him． Nobody knew who he was．
              Then unexpectedly he was (6) to a large and beautiful house by two rich brothers，Roderick and Oliver． Henry told his experience to them． He asked if they could (7) him some kind of work there． To his surprise，they gave him a letter with money in it． He couldn"t open it until two o"clock． Henry thought this was (8) ．In fact，Henry didn"t want (9) but an honest job． He was puzzled at what they did and (10) to open it until two o"clock．
              难度：中等
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            • 3．

              Trump has directed U.S. Trade __________ (represent) Robert Lighthizer to publish a list of proposed Chinese goods that could be subject to tariffs in 15 days, while the U.S. Treasury Department will have 60 days to propose restrictions on Chinese investment in the United States, according to the __________ (president) memorandum.

              难度：中等
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            • 4．

              These changes became possible because of __________ (invent) such as the steam engine. This was invented in 1769 by James Watt and was the main energy __________ during the __________ __________. At first the steam engine was used in __________, but it was soon used in factories and __________ the railways.

              难度：中等
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            • 5． Americans spend a lot of money in their daily lives． Working people spend money on transportation to and from work and on various expenses throughout the day， Americans enjoy shopping and buy many things that they need and want，（1）______They buy sports equipment， go to movies and do many things that cost money．
                  However， many Americans don't pay cash or write checks for these things．（2）______Credit cards are small， rectangular plastic cards， It is very convenient to carry them about．
                  （3）______When the customer buys something at a store， he shows his card at the store． This permits the store to charge the bank for the customer's purchase， The bank collects all the charges for each customer， Then once a month the bank requires the customer to pay the charges for that month．（4）______It allows the customer to pay for the charges in several payments over a period of time，However， the bank requires the customer to pay interest（利息）on the unpaid part of the charges． In this way the bank allows customers to buy things they cannot afford at one time． People can use the card to buy what they want and pay for it over a period of time，（5）______．

              A． It brings great benefits to the rich．
              B． Banks give these cards to their customers．
              C， They spend a lot of money on entertainment．
              D． They also do not need to carry a lot of money．
              E． People may spend less money in this way．
              F． More and more Americans pay for things with credit cards．
              G． The bank does not force the customer to pay the full amount．
              难度：中等
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            • 6． How to get a job becomes the main concern to the college （1）g______ with fewer posts available at （2）p______． To this problem， in my mind， there are three （3）a______．
                  First of all， the main way is to take part in grand recruiting fairs in big cities． The student （4）s______  in his resume and waits for an interview， during which he should （5）d______ smartly，  look  the  （6）i______ in  the  eye  and
                  （7）m______ his own behavior． Secondly， the student can go over the （8）a______ on newspapers or surf the Internet to （9）l______ a satisfactory job． Of course he should also wait for the reply after sending in an application． Finally，  going directly to an （10）i______  company is a  brave behavior， which sounds pretty rare among the job hunters．
              难度：中等
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            • 7． In many Asian cultures， (1) shows respect． It is done when talking with anyone (2) or with anyone older．
              Habits like this can (3) when people do not understand them． (4) ． an Asian might close his eyes (5) or look down while listening to a speaker． A Western speaker might think the man is not interested．
              难度：中等
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            • 8． So why has English changed over time？ (1) all languages change and develop when cultures meet and (2) with each other． At first the English spoken in England between AD 450 and
              1150 was based more on German than the English we speak at (3) ．
              Later that afternoon， another big quake which was almost as strong as the first one shook Tangshan．Some of the (4) workers and doctors were (5) under the ruins． More buildings fell down． Water， food， and (6) were hard to get． People began to wonder how long the (7) would last．
              The sound of planes could be heard (8) the city of Tangshan even when no planes were in the sky． In the city， the water pipes in some buildings (9) and burst． But the one million people of the city， who thought (10) of these events， were asleep as usual．
              难度：中等
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