文档内容
必修第二册
UNIT 4 INFORMATION TECHNOLOGY(一)
1．Have you ever fancied(vt.想象；设想) a tennis lesson from one of the world’s greatest
tennis players at your local court?
2．This dream came true(实现) for two young players，who got to train with 20-year-old
superstar Emma Raducanu after she appeared(vi. 出 现 ) as a hologram—a photographic
recording(n.记录) of the image(n.形象，影像)．
3．Their holographic training session(n.一场；一段时间) offers a glimpse into(提供一个了
解……的机会) how advancing technology could revolutionize tennis coaching，according to Dr
Ian Pearson.
4．Full sensory virtual reality could even place(熟词生义：v.放置) the viewer inside the tennis
player’s shoes in real time(实时地)．
5．Using direct(adj.直接的；直率的) feedback from friendly virtual AI coaches，new players
can develop and learn much more quickly.
6．Geo-tracking apps such as Find My Kids and Google Family Link are fast growing in
popularity，handing(熟词生义：vt.给，授予) parents powers to monitor their children.
7．We set out to(开始做……) answer these questions in our research，which involved a series
of(一系列的) one-on-one interviews with parents who geo-tracked their children，and teenagers
who were geo-tracked.
8．Knowing a child’s geographical position(地理位置) cannot guarantee(vt.保证；担保)
their safety when faced with an incident in real time，but checking where they are can help
ease(v.缓解) parental fears(n.担忧)．
9．Rather than(而不是) a systematic method of monitoring，geo-tracking acted as(充当) a
“last resort” option(n.可选择的事物；选择) after parents failed to reach their children.
10．With global warming heating up(with的复合结构：with＋宾语＋宾补) the temperature，
it will soon be too hot to sit outside in cafes.
11．It is that mechanical engine that slowly releases freezing nitrogen gas to cool down the air
around it.(强调句：It is/was ＋被强调部分＋that/who...)
12．In addition(此外)，the liquid nitrogen container will need to be replaced every seven to ten
days，depending on(取决于) usage.
13．One way to think about heritage is to break it down(分解) into three groups.break down 机器等出故障；情绪崩溃；身体等垮掉；谈判等失败；分解，
把……分成若干部分
