If one wants to keep fit, he should  {#blank#}1{#/blank#} {#blank#}2{#/blank#} instead of taking certain pills, which actually has a bad {#blank#}3{#/blank#}  {#blank#}4{#/blank#} people's health.

    Most people nowadays are{#blank#}1{#/blank#}busy with their lives that they do not have time to enjoy a healthy and {#blank#}2{#/blank#}(balance) diet. For most individuals, as{#blank#}3{#/blank#}result of eating foods rich in fats and sugar several years, they choose{#blank#}4{#/blank#}(go)on a diet but do not succeed at the end. Be sure to be with a strong awareness(意识） that you are{#blank#}5{#/blank#}you eat! Therefore, maintaining a healthy diet not only{#blank#}6{#/blank#}(provide) your body with energy but also numerous health benefits. One is that you will keep a healthy weight and is also the easiest and most {#blank#}7{#/blank#}(benefit) way in which you can be energetic and protect yourself {#blank#}8{#/blank#}a number of diseases when{#blank#}9{#/blank#}（grow）old. Another benefit is that you will meet your everyday nutritional requirements(要求). Basically speaking, you should ensure that you take good amount of vegetables, grains, milk and proteins. In most cases, a healthy diet can help you decrease the risk of{#blank#}10{#/blank#}(get) some diseases like diabetes and cancer.

    Tower Bridge is one of London's most striking {#blank#}1{#/blank#} (attract) that you shouldn't miss when visiting the capital. This magnificent piece of Victorian architecture {#blank#}2{#/blank#} (date) back to the late 1880s, and until the mid - 1970s the main bridge {#blank#}3{#/blank#} (operate) by a steam engine.

    Today Tower Bridge is a splendid landmark typical of London,{#blank#}4{#/blank#} (surround) by cafes, and bars where tourists and locals alike can sit and enjoy the beautiful bridge,{#blank#}5{#/blank#} looks like two small castles over the Thames, just like something out of a fairy tale.

    It is free to admire Tower Bridge and walk on it {#blank#}6{#/blank#}any time; it's striking to look at during the day and magic when lit up at night,{#blank#}7{#/blank#}don't miss out on this wonderful scene!

    If you'd like{#blank#}8{#/blank#}(step) inside the towers of the famous bridge, you can book Tower Bridge Exhibition tickets. During the exhibition, you can visit the famed engine rooms and impressive towers and find out {#blank#}9{#/blank#}the bridge came into existence through digital displays. You can also pay {#blank#}10{#/blank#} visit to the glass room of Tower Bridge on the high - level walkways. There are even yoga classes available on the glass floor of Tower Bridge!

    John Snow was an expert doctor who attended Queen Victoria {#blank#}1{#/blank#} her personal physician. However, he was well-known for his defeat of “King Cholera”. During the mid-19th century, London suffered a series of cholera outbreaks. {#blank#}2{#/blank#}(expose) to the deadly disease, many thousands of {#blank#}3{#/blank#}(terrify) people died every time there was an outbreak. John was determined to help them. He believed the disease {#blank#}4{#/blank#}(absorb) into people's bodies through meals and he needed evidence to prove his idea. In 1854, when there was {#blank#}5{#/blank#} outbreak in London, he was ready to began his enquiry. He gathered the information and marked on a map the exact places {#blank#}6{#/blank#} all the dead people had lived. With the help of the map, he found that in two particular streets, the outbreak was {#blank#}7{#/blank#}(extreme) severe. He did further research and found the polluted water from pump was {#blank#}8{#/blank#}(blame). He immediately told the astonished people not to drink the water. Later, John found supporting evidence from two other deaths linked to the Broad Street outbreak. So, he was able to announce with {#blank#}9{#/blank#}(certain) that cholera was spread by germs. To prevent this from happening again, John Snow suggested that the source of all the water sources {#blank#}10{#/blank#}(examine). Finally, King Cholera was defeated.

Dear Sir,

    In reply {#blank#}1{#/blank#}your advertisement in today's China Daily regarding a vacancy (空缺) in your office, I wish to apply for the position of senior clerk, {#blank#}2{#/blank#}you have specified.

    I feel sure that I can meet your special requirements that the candidate (应试者) must have {#blank#}3{#/blank#}high command of English, for I {#blank#}4{#/blank#} (graduate) from the English Language Department of Wuhan University three years ago.

    In addition to my study of English in the university, I have worked for three {#blank#}5{#/blank#} (year) as a secretary in the firm of ABC Trading Co. Ltd.

    The main reason for {#blank#}6{#/blank#} (change) my employment is to gain more experience with a superior trading company like {#blank#}7{#/blank#} (you).I believe that my education and experience will prove {#blank#}8{#/blank#} (use) for work in your office.

    I am enclosing my resume, certificate of graduation and a letter of recommendation from the president of the university. I shall be grateful {#blank#}9{#/blank#}you will give me a personal interview at your {#blank#}10{#/blank#} (convenient).

Very truly yours,

Li Mei