There once was a man who played the piano in a bar. He was a good pianist People went there just to hear him play.But one night,a customer____told him he didn't want to hear him just play any more.He was____to sing a song by the customer.

    “I don't sing,”the man said.The customer said to the boss;“I'm____of just listening to the piano .I want that guy to sing!”

    “Hey,buddy!”the boss ____across the room.“If you want to get paid,sing a song!The customer is asking you to sing!” And the other customers were ____to see what would happen.

    So he did.He sang a song.A____who never sang in public did so for the very first time. What's more,Nat King Cloe sang the song,Mona Lisa,in a very special way.That was the ____time the song ever sounded that.

    He was so talented!He could have lived the rest of his life as a no-name piano player in a no-name bar.But because that man made ____sing,he went on to become one of the best-known ____in America.

You,too,have talent and abilities.You may not feel as if your talent is great,but it may be ____than you think!

建立：公元前202年，____建立汉朝，定都____,史称西汉，刘邦就是汉高祖。

社会状况：人民流离失所，人口锐减，田地荒芜。如何恢复和发展____，巩固新的王朝，成为汉初统治者面临的首要问题。

读《朝花夕拾》，作者回忆少年读了这一本孝子的教科书后，觉得其中“自然也有可以勉力仿效的故事”，如“____”之类。而“哭竹生笋”的故事则有些可疑，还有“卧冰求鲤”的故事，如模仿则有性命之忧了。

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

        Everyone knows that fish is good for health. ____ But it seems that many people don't cook fish at home. Americans eat only about fifteen pounds of fish per person per year, but we eat twice as much fish in restaurants as at home. Buying, storing, and cooking fish isn't difficult. ____ This text is about how to buy and cook fish inan easy way.

____ Fresh fish should smell sweet: you should feel that you're standing at the ocean's edge. Any fishy or strong smell means the fish isn’t fresh. ____ When you have bought a fish and arrive home, you’d better store the fish in the refrigerator if you don't cook it immediately, but fresh fish should be stored in your fridge for only a day or two. Frozen fish isn't as tasty as the fresh one.

         There are many common methods used to cook fish. ____First, lean it and season it with your choiceof spices(调料). Put the whole fish on a plate and steam it in a steam pot for 8 to 10 minutes if it weighs about one pound. (A larger one will take more time.) Then,it's ready to serve.

A. Do not buy it?    

B. The easiest is tosteam it.   

C. This is how youcan do it.

D. It just requiresa little knowledge.  

E. The fish will gobad within hours.  

F. When buying fish,you should first smell it.

G. The fats in fishare thought to help prevent heart disease.

如图所示，带负电的金属环绕轴OO′以角速度ω匀速旋转，在环左侧轴线上的小磁针最后平衡的位置是（   ）