There are two factors {#blank#}1{#/blank#}(determine) an individual's intelligence. The first is thesort of brain he is born {#blank#}2{#/blank#}. Human brains differ {#blank#}3{#/blank#}(consider), some beingmore capable than others.

{#blank#}4{#/blank#}howevergood a brain he has to begin with, an individual will have a low intelligenceunless he has opportunities to learn. So the second factor is what happens tothe individual—the sort of environment {#blank#}5{#/blank#} he is brought up. If an individualis handicapped(受阻碍)environmentally, itis {#blank#}6{#/blank#}(like) that his brain will fail to develop and he will never attain thelevel of intelligence of which he is capable.

        Theimportance of environment in determining an individual's intelligence can{#blank#}7{#/blank#}(show) by the case of the twins, Peter and Mark. When the twins were threemonths old, {#blank#}8{#/blank#}parents died, andthey were placed in separate foster homes. Peter was brought up by parents oflow intelligence with poor {#blank#}9{#/blank#}(education) opportunities. Mark was educated inthe home of well­to­do parents {#blank#}10{#/blank#} had been to college. This environmentaldifference continued until the twins were in their late teens, when they weregiven tests to measure their intelligence. Mark's I．Q. was 125, twenty­five points higherthan the average and fully forty points higher than his twin brother.

    Jack Ma is the founder and CEO of the alibaba.com,{#blank#}1{#/blank#} is the biggest e-commerce company in China. The website is an English-language site. It aims to offer suppliers and consumers{#blank#}2{#/blank#} direct means to communicate, and thereby save time and money {#blank#}3{#/blank#} (efficient). This model of business {#blank#}4{#/blank#} (refer) to as B2B (business to business), and it has attracted millions of users worldwide. On the back of this success. Jack Ma and his team developed Taobao in 2001. Today, alibaba.com is considered by many to be one of the best B2B{#blank#}5{#/blank#} (site), with over 7 million users{#blank#}6{#/blank#} (come) from more than 200 countries and religions. Jack Ma{#blank#}7{#/blank#} (become) the first Chinese businessman to appear on the cover of the famous magazine Forbes in the past 50 years. Jack Ma is respected by people not just because of his success, but also because of his{#blank#}8{#/blank#} (person). Although modest, Jack Ma is a very {#blank#}9{#/blank#} (ambition) man. When asked about his future plan, he once said, 'I believe that in the next ten years, {#blank#}10{#/blank#} the top three Internet companies in the world, one will be from China—and we want to be that company.'

    Youth is a kind of wealth. It will gradually disappear with time {#blank#}1{#/blank#} (go) by. What can we do to fulfill our youth? In my opinion, for one thing, it is our ideas {#blank#}2{#/blank#} matters a lot to realize our value.

    No matter what our ideas are, we must try hard to achieve them. When we are young, we are full of energy. We have the {#blank#}3{#/blank#} (good) conditions in our lives. Good memories, good {#blank#}4{#/blank#} (understand) and so on. We should {#blank#}5{#/blank#} full use of these conditions to study more.

    For{#blank#}6{#/blank#}, we should do as many things as possible we want to do. Of course, they must {#blank#}7{#/blank#} (rich) our lives, which can make {#blank#}8{#/blank#} possible for us to gather many different experiences that are worth {#blank#}9{#/blank#} (remember) when we are old.

    Then when we are really old, when we cannot move any, we can be proud of our achievements that we {#blank#}10{#/blank#} (experience) in happiness and we can say we have no regret in our lives.

With the development of our society, the {#blank#}1{#/blank#} (connect) between people becomes inevitable (不可避免的). People need to communicate with others as long as they are in the world. As a result {#blank#}2{#/blank#} interpersonal relationship becomes more and more important.

A good interpersonal relationship promotes (促进) people's success. Throughout human history, we can know {#blank#}3{#/blank#} no one can do everything well and become {#blank#}4{#/blank#} (success) alone. Most great men have a good relationship with other people. For many people, the interpersonal relationship and their abilities are equally important to their success. By {#blank#}5{#/blank#} (keep) a good relationship with others, people can easily get help from others {#blank#}6{#/blank#} facing difficulties. In other words, excellent interpersonal communication skills can help people remove obstacles(障碍) on the way {#blank#}7{#/blank#} success. Besides, a good interpersonal relationship can help people live a happy life. {#blank#}8{#/blank#}(create) a harmonious environment, people should keep a good relationship with the people around them. These friendly people will form a happy atmosphere, {#blank#}9{#/blank#} will make people work efficiently(高效的) and put them in a good mood in daily life. It is certain that people will receive {#blank#}10{#/blank#} (happy) in the end.