内容正文:
Section Ⅳ Extended reading & Project & Assessment
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①solar system太阳系
②a waste of浪费
③purse n.资金,财源;钱包
④look up 仰望;查阅;尊敬
⑤make sense of 理解;弄懂
make sense有意义;讲得通
⑥be fascinated by着迷于……;被……吸引
⑦tale n.故事;讲述,叙述
⑧make contributions to为……做出贡献
⑨origin n.起源,起因;出身
⑩apply to 适用于;应用于
⑪shuttle n.航天飞机;来往于两地之间的航班(或班车、火车) vi.频繁往来(于两地之间)
⑫set up 建立;树立
⑬frequency n.发生率,出现率;频繁;频率
frequent adj.频繁的;时常发生的;惯常的
⑭in order to为了
⑮hydrogen n.氢,氢气
⑯ rocket n.火箭;火箭武器
⑰motive n.原因,动机,目的
⑱investment n.投资;投入
invest vt.& vi.投资;投入
⑲calculate vt.计算,核算;预测
⑳a variety of种种;各种各样的
coverage n.新闻报道;覆盖范围;信息范围
mechanic n.机械师,技工
assistant n.助理;售货员;助教 adj.助理的,副的
incredibly adv.极其,极端地;令人难以置信
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Why we explore
In 1969,when Neil Armstrong first landed on the Moon,many people thought that soon we would be regularly visiting other planets in our solar system① and would even dare to travel beyond it.【1】This is clearly not the case.The reality is that space exploration is extremely difficult and dangerous,can take a very long time and costs a huge amount of money.【2】Some people believe that while space exploration expands our understanding of the universe,it is a waste of ② the public purse③ and does nothing to enhance the quality of our lives here on the Earth.【3】Why do we continue to explore space,then?
【1】本句为主从复合句。句中when引导时间状语从句,that引导宾语从句作动词thought的宾语。
【2】本句为主从复合句。句中that引导表语从句,从句中第二个and连接的是谓语动词。
【3】本句为主从复合句。句中that引导的宾语从句作动词believe的宾语,从句中含有while引导的让步状语从句。
It is in our nature to explore.From the very early days of human life on the Earth,our curiosity about the unknown has kept us adventuring into new places.We long to visit thick and wild forests,climb vast mountain ranges,and cross deep oceans.We desire to explore the furthest frontier of all—space.As Stephen Hawking once said,“Remember to look up④ at the stars and not down at your feet.Try to make sense of⑤ what you see and wonder about what makes the universe exist.【4】Be curious.” That we are fascinated by⑥ the sky is evident in ancient tales⑦ from aro