1. Yet for 38 young passengers between fifteen and eighteen years of age, it is the start of a new experience:
    然而对于飞机上的38个年龄在15到18岁之间的年轻乘客来说，这是一次全新经历的开始：

2. You start to see a stranger in your rearview mirror.
    你开始在汽车的后视镜里看到了一个陌生人。

3. Yet, because of its sudden start and rapid spread, AIDS could soon wipe out this progress.
    然而，由于艾滋病的突然降临和迅速蔓延，有可能使得这一进步化为乌有。

4. Start working on the assignment without delay. It doesn´t pay to procrastinate.
    马上写功课，不要耽搁，拖延是没有好处的。

5. Since we generally assess and probe professionally rather than socially, we start talking business very quickly.
    既然我们通常是通过工作而不是社交来评估和了解他人的，我们就开门见山地谈生意。

6. Some people start to say something while looking right at you, but three words into the sentence, they break eye contact and look out the window.
    有些人在开始说话时会直视你，但一句话刚说了几个字，他就会中断与你目光的接触，把目光移向窗外。

7. Second, seniors should start under the guidance of a qualified teacher to make sure they're doing exercises properly and not doing too much, too soon — especially if they've been inactive.
    第二，老年人应在合格的教练指导下开始锻炼，以保证锻炼适度，既不过量，也不过速，尤其是在他们过去一直未作运动的情况下。

8. People in the hall were putting up bets as to when we were going to start slapping each other around,” he says.
    宿舍楼里的人都在打赌我们什么时候打起来，" 他说。

9. Mother was used to such knocks, but this time she gave a little start of joy.
    母亲对这种敲击声已习以为常，但这次她却心头一阵惊喜。

10. Jean: When will the movie start? I want to put on some make-up before we go. I don´t like people to stare at my pimples.
    琴:电影何时开始?在我们走之前我想化点妆,我不喜欢人们看着我的青春痘.