①{#blank#}1{#/blank#} 表示特指两个或者两部分中的另一个或另一部分，可直接接单数名词或复数名词。表示两个中的一个……另一个……时，常用{#blank#}2{#/blank#}。例：

He has two brothers, one is a teacher, {#blank#}3{#/blank#} is a doctor.

There are forty students in our class, twenty­ one are girls, {#blank#}4{#/blank#} nineteen are boys.

②{#blank#}5{#/blank#} 特指某一范围内的其他的(人或物)，是the other的复数形式，相当于the other＋复数名词。the other ＋ 名词复数＝any other ＋ 名词单数。例：

You two stay here, {#blank#}6{#/blank#} go with me.

③other 作代词或形容词，可修饰可数名词单数或复数。例：

We learn Chinese, maths, English and {#blank#}7{#/blank#} subjects.

④others作代词，泛指"其他的人或物"。例：

Some students are doing homework, {#blank#}8{#/blank#} are talking loudly.

⑤another 泛指同类事物中的三者或三者以上的"另一个"，只能代替或修饰单数可数名词。例：

I don't like this one. Please show me {#blank#}9{#/blank#} one.

—Yes! Only Jim and Helen walk to school.

—Of course not.

    Sir Arthur Conan Doyle was a Scottish doctor who was born in 1859. He began writing detective stories in his spare time because he n{#blank#}1{#/blank#}more money.

    Conan Doyle's first story was called A Study in Scarlet. It was published in 1887. It featured a brilliant detective called Sherlock Holmes and his close friend Doctor Watson. It was a great success, and in 1891 Conan Doyle gave up medicine to write more. He didn't have enough time to do b{#blank#}2{#/blank#}!

    It was in 1892, when Conan Doyle became bored with detective stories, that he decided to stop writing. He d{#blank#}3{#/blank#}Holmes's death in a story called The Final Problem.

    Many fans of Sherlock Holmes were shocked when they learned that their hero was dead. They begged Conan Doyle for a{#blank#}4{#/blank#}story. The result was The Hound of the Baskervilles: a story about mysterious murders and a terrifying dog. It is the most f{#blank#}5{#/blank#}Sherlock Holmes story. The Hound of the Baskervilles was first published in 1902, and it is still read today.

    After the success of this book, Conan Doyle continued writing stories and novels u{#blank#}6{#/blank#}he died in 1930. These stories are now films, TV programmes and cartoons so you can “see" Sherlock Holmes as well. There are also clubs which study the great detective and his adventures. Today, more than 100 years later, Sherlock Holmes is still the m{#blank#}7{#/blank#}popular detective in the world.