American popular music is played all over the world．Peopleof all ages in all countries enjoy{#blank#}1{#/blank#} (listen) to it．The reasons for{#blank#}2{#/blank#} popularity are its fast pace and rhythmic beat．The music has many origins in the United States．Country music,{#blank#}3{#/blank#}  (come) from the rural areasin the southern United States, is one source．Many people appreciate this music because of the emotions{#blank#}4{#/blank#} (express) by country music songs．

        A second origin of American popularmusic si the blues．It described mostly sad feelings{#blank#}5{#/blank#} (reflect) the difficult lives of American blacks．Itis usually played and sung by black musicians, but it is popular with all Americans．

Rock music is a newer form of music．This music style was known{#blank#}6{#/blank#} rock and roll in the 1950's．Sincethen there{#blank#}7{#/blank#} (be) many forms of rock music, hard rock, softrock, punk rock, disco music and others．Many {#blank#}8{#/blank#} (perform) of popular rock music are youngmusicians．

People hear these songs{#blank#}9{#/blank#} (sing) in their original English or sometimestranslated to other languages．The words may differ{#blank#}10{#/blank#}the enjoyment of the music is universal．

在空白处填入适当内容（1个单词）或括号内单词的正确形式。

    Many people may think the Forbidden City, or the Palace Museum as it's also called, is{#blank#}1{#/blank#} old-fashioned museum{#blank#}2{#/blank#} in recent years, the museum has been working hard {#blank#}3{#/blank#}（promote） Chinese cultural heritage among young people.

    The museum's online store now offers special cultural and creative {#blank#}4{#/blank#}（product）. For example, in 2014, it started to make T-shirts that look like an emperor's coat. It also sold earphones that look like the necklaces {#blank#}5{#/blank#}（wear） by ancient officials.

    The museum has also launched an app called A Day of an Emperor. When using{#blank#}6{#/blank#}people are taught about a regular day in the life of an emperor of the Qing Dynasty. Last year, a documentary titled Masters in the Forbidden City {#blank#}7{#/blank#}（become） popular online. The documentary is about the people {#blank#}8{#/blank#} job is to repair the relics in the museum. Many of these workers are young, and some are even {#blank#}9{#/blank#} their 20s.

    Some other museums across the country, such as the National Museum of China{#blank#}10{#/blank#}（inspire） by the Palace Museum's efforts in the past five years and are working on similar projects of their own.

    If you only got six hours' shut eye last night, there is no need {#blank#}1{#/blank#} (lose) sleep over it.

    Scientists say that though it is {#blank#}2{#/blank#} (wide) believed that we need eight hours of sleep a night, six to seven hours is the natural amount.

    Advising short-sleepers to rest easy, the US researchers say, {#blank#}3{#/blank#} (have) important implications (暗示，含义) for the idea that we need to take sleeping pills because sleep has been reduced from {#blank#}4{#/blank#} (it) natural level by the widespread use of electricity, TV, the Internet and so on.

    The lead author of a study, Ghandi, said: "There's the {#blank#}5{#/blank#} (expect) that we should all be sleeping for eight or nine hours a night, and if we took away modern technology, we would be sleeping more. But now, for the first time, we are showing that's not {#blank#}6{#/blank#} truth."

    Most of those {#blank#}7{#/blank#} were studied slept for less than seven hours a night, with the average amount just six hours and 25 minutes. This is much less than the eight hours often {#blank#}8{#/blank#} (recommend) in western societies.

    Despite this, the people studied were in good health, {#blank#}9{#/blank#} lower rates of obesity (肥胖症), better blood pressure and {#blank#}10{#/blank#} (healthy) hearts than people in industrialised societies. They were also fitter.