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感觉有点奇怪，coruscating在词典里没找到“振奋人心”这个意思

Although the governor was not optimistic about placating the opposing factions, he nevertheless hoped that his statement would have____ effect.

同学您好～这里要选一个褒义词，参考柯林斯词典：a coruscating speech pr performance is lively, intelligent and impressive.

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continuation 吧。。持续，继续嘛。。。

It appears that the terrestrial biosphere has been absorbing a significant fraction of anthropogenic CO2, thereby slowing down the rate of global climate change. However, the (i)______ of this (ii)______ is not (iii)______: if pushed too far, the biosphere might become a net source of CO2, thereby accelerating climate change and causing a positive feedback loop.

同学你好～1空不是continuation哦，后面说经过进一步推断，这件事并不是前文说的那样，所以不能保证其可行性；如果根本行不通的话，就没有持续性而言啦。

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E对吗？如果假设x=1,AC可以，E就不对了。

If x>0, and two sides of a certain triangle have lengths 2x+1 and 3x+4 respectively, which of the

following could be the length of the third side of the triangle?

Indicate all possible lengths.

同学你好～这里是选择所有可能的答案哟

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1+11不是也可以吗，解析是不是漏了呀，还是我想错了～

a and b are primes. a+b=12

同学您好～1不是prime哦

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注意是0.5%of

If x>0, what is the least positive integer n for which $\frac{8 x}{n}$ is less than 0.5 percent of x?

C2,21+C1,21=210+21=231

How many integers between 1 and $10^{21}$ are such that the sum of their digits is 2?

同学您好，感谢您的反馈，这种解题方法也是对的～

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(10,7)也在其中

In the xy-plane, triangular region R is bounded by the lines x = 0, y = 0, and 4x + 3y = 60. Which of

the following points lie inside region R?

Indicate all such points.

同学你好，x和y要满足4x+3y<60哦，（10，7）不满足这个条件～

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好难哦

When an olive oil fails a taste test by one of the country’s official certification panels, producers often successfully appeal the verdict by arguing that the samples were incorrectly collected or stored, or they secure a judgment from a more panel.

52115顺序都打出来了，不用再放了吧。网上有个答案是：有两种情况，一种是把两个3绑在一起插入5 2 1 1 5，则有6个空，6种插法。第二种是3和3分开插入，则相当于从6个空选2个插，C26=15种，一共有15+6=21种方法。

Sid intended to type a seven-digit number, but the two “3” he meant to type did not appear. What appeared instead was the five-digit number 52115. How many different seven-digit numbers could Sid have meant to type?

这两种方法都可以解此题哦～

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首先迅速找到考点词current,和untill，现在和之前的时间对比逻辑，那么两者的状态肯定是相反的。他最近的状态是resurgence，这是核心的部分，那么之前就是负面的，至于后面的is helped by the vogue for so-called process-based abstraction and a revival of interest in performance art这句话不是重点，它是解释为啥复兴了，结合语意理解所以选择D。

Until 2007, Japanese artist Kazuo Shiraga was_______collectors in the United States; his current resurgence is helped by the vogue for so-called process-based abstraction and a revival of interest in performance art.

Students here refer to those who join the science club. Not the all students in the school.

Of the students in a school, 20 percent are in the science club and 30 percent are in the band. If 25

percent of the students in the school are in the band but are not in the science club, what percent of

the students who are in the science club are not in the band?