高三总第520期7版Quiz time答案

Reading

D1 1-4 CCBA

D2 1-3 BBA

D3 1-3 CBC

D4 1-4 DCBA

D5 1-3 DCB

D1

1. C。本文作者主要讲了自己刚转入学习IB课程时所遇到的困难，以及她如何渐渐适应IB课程的，所以答案为C。

2. C。由第二段的“Overwhelmed (被击垮) by how my friends were so far ahead of me, my mind became full with thoughts of changing schools.”可知答案为C。

3. B。由第三段的“In the US, students learn math according to different topics. For instance, we studied algebra one year and geometry the next. In IB, however, the syllabus (课程表) is a combination of topics. We started sophomore (高中二年级) year with probability, moved on to financial math and are now going into functions and relations.”可知B为正确答案。

4. A。从第二段作者开始接触IB课程时恨不得转学，到后来的“Today, I find myself working comfortably within the IB system.”以及最后一段作者回忆以前学习数学时的痛苦可以推知作者现在学的没有那么费劲了，应该是已经取得了一些进步，故答案为A。

D2

1. B。本文主要谈论的是如何在对话中巧妙使用开头语，使减弱说话语气，所以答案为B。

2. B。由第三段的“They are like cushions meant to soften bad or unpleasant news.”以及第四段的“For speakers, verbal tee-ups make it easier to say difficult things. They sound formal and polite.”可以推知B为正确答案。

3. A。文中作者通过多处举例来说明开头语运用的优点，所以答案为A。

D3

1. C。本文主要报道了科学家发现宇宙大爆炸原初引力波存在的证据，所以答案为C。

2. B。根据第二段可以推知根据宇宙大爆炸理论，宇宙是137亿年前由一个比原子还小的东西于一次大爆炸后膨胀形成的，所以B正确，C项的时间不对。由第三段的“During the following thousands of years, the universe continued to expand at a slower rate and cooled down, and stars and galaxies began to form.”可知大爆炸是在星系形成之前发生的，而且在星系形成之前，宇宙的温度很高，所以A、D不对。

3. C。由倒数第二段的“So, the team spent four years building an advanced telescope called BICEP2 at the South Pole, where the dry air allows a very clear view of space.”可以推知C为正确答案。由第五段的“the Big Bang ripples remained imprinted in the skies, like fossils underground”可知原初引力波是存在于天空中的，所以A不对；由倒数第二段可知，即使有BICEP2的帮助，观测原初引力波还是比较难的，所以B不对；由倒数第二段的“Then, they spent another three years observing and analyzing the data before finally succeeding. ”可知D不对。

D4

1. D。本文主要讲的是为什么把我们的个人目标告诉他人不利于我们实现目标，所以答案为D。

2. C。由第二段的“The mind is kind of tricked into feeling that it's already done. And then, because you felt that satisfaction, you're less motivated to do the actual hard work necessary.”可知C为正确答案。

3. B。由倒数第二段的“Now, those who kept their mouths shut worked the entire 45 minutes, on average, and when asked afterward, said that they felt that they had a long way to go to still achieve their goals.”可以推知B为正确答案。

4. A。综观全文可知，作者认为把目标告知他人会影响啊人们去实现它们，那么反过来，也就是应该把目标不告诉他人，所以答案为A。