ACT阅读因为考试时间短，文章难，所以对于考生们的基础能力要求很高，除了要掌握好常考话题对应的单词以外，熟悉常见的短语，对于快速理解文章来说，也是至关重要的。今天，小编就给大家罗列了一些ACT阅读当中出现频率比较高的高频短语。
sway这个词本身就有控制和支配的意思，我们来看两个真题例句
63E SS Line 17
According to the behaviorist doctrine that held sway at the time, animals were little more than “stimulus response automata”.
这句话的意思为：“行为主义的学说在当时很盛行，动物只不过是对 ‘刺激产生反应的机器人’。”
OG1 NS Line 75
Dinosaurs held sway for 100 million years while mammals, all the while, lived as small animals in the interstices of their world.
这句话的意思为：恐龙统治了地球一亿年，那时候，小型哺乳动物只能在它们的夹缝中生存。
2. In one’s favor：support 赞成一个非常正向的，表示支持的短语。我们来看到一个例句
63E SS Line 24
But over the last decade alone a flood of new data have emerged that would seem to have turned the tide definitively in Dr. Griffin’s favor.
但是在最近的十年间，很多新的数据已经出现，似乎支持了Griffin博士的观点。
和favor这个词相关的常用短语，还有一个就是“do sb a favor” 表示帮助某人
例如“It’s a sound policy to do a favor before seeking one.”
3. At the expense of：at the cost of 以。。。为代价68C SS Line 54
Because he focused his work on applied science—inventions which had a future in the market-place—at the expense of the theoretical, he separated his discoveries from those that shattered popular values and beliefs.
因为他的工作重点是可以投入市场的应用科学，而不是理论科学，所以他的发现完全区别于那些打破时下价值观的发现。
61C Humanities 29-B
Reason can enhance the imagination but at the expense ofexperience in the actual world.
理性思考可以加强想象力，不过要以在真实世界的经历为代价。
4. On behalf of：represent 代表OG2 SS Line 1
The most famous section of the Declaration of Independence, which has become the most quoted statement of human rights in recorded history as well as the most eloquent justification of revolution on behalf of them, went through the Continental Congress without comment and with only one very minor change.
《独立宣言中》最著名的一部分，也成为了有记载的历史中最常被引用的人权宣言，也是代表捍卫人权的革命最雄辩的辩护，这一部分在通过没有任何批注，并且很少的修改，就通过了大陆会议。
5. Take sth into Account：consider 考虑(1).Account 这个词的意思非常多，做名词的时候，可以表示账户，也可以表示记述。
例如 64E SS Line21
For earlier times, we have but what are called proxy records reconstructed from incomplete written accounts, tree rings, and ice cores.
以前，我们只有一些所谓的替代记录，来自不完整的书面记录，年轮和冰核。
这里的accounts就是“记述”的意思。
(2).account做名词的时候，还有一个短语就是 take sth into account，意思为考虑。
OG5 SS Line 12
Because 3-D software can take into account the building materials and the laws of physics, it enables scholars to address construction techniques in ways sometimes overlooked when they are working with two-dimensional drawings.
因为3D软件考虑到了建筑材料和物理定律，学者就可以采用一些新的建筑技巧，这种方式如果使用2D绘图，有时容易被忽视。
6. Let alone：to say nothing of 更不用说61C NS Line 87
To be sure, it has not been proved that they are comets, let alone that they have anything to do with the oceans.
它们肯定还没有被证明成彗星，更不用说它们和海洋有什么关系了。（也没有被证明它们和海洋有什么关系）
OG SS Line 69
Intricate technical issues such as taxation, arms control, and nuclear power are difficult to understand for professionals, to say nothing of the most diligent layman.
复杂的专业问题例如，武器控制和核武器，对于专业人士都很人理解，更不用说最勤奋的门外汉了。(就连最勤奋的门外汉也很难理解)
7. Take advantage of：use 利用这个短语很容易被误解成“有优势”的意思，但是实际的意思为 “利用”。一起来看一个真题例句。
63F SS Line 56
How else to explain the fact that, every year, people shell out millions of dollars on extended warranties that they seldom get a chance to take advantage of?
还有什么可以解释每年，人们花费上百万美元去延长产品保修期，但时间上它们很少有机会用到？（from ACT备考）
关注“沃邦教育”官方网站（www.onebest.cn），获取更多SAT、托福等考试信息以及留学资讯。
,
