2018年9月公共英语三级口语重点句型（2）
Rational numbers and irrational numbers together form the set of real numbers.
有理数与无理数一起构成实数。
在数学中A = B意思是A、B是同一事物的两个名称。
I become headache with maths problems.我一解数学题就头痛。
A right angle is an angle of 90°，and a straight angle is one of 180°。直角是90°角，平角是180°角。
Why do we always have maths in the fourth period?为什么我们总在第四节课上数学?
What courses are you planning to take?你打算修些什么课程?
I'm thinking of taking the course in modern American literature.我在考虑选修现代美国文学。
What field do you major in?你主修哪个方面?
I major in science.我主修自然科学。
What's your major?你的主修科目是什么?
I take world history as my major.我以世界历史为我的主修专业。
What subject are you studying?你学的是什么专业?
I'm doing modern languages.我在学现代语言。
What did you specialize in?你主修什么?
In college I specialize in organic chemistry.在学院里我主修有机化学。
I expect to take the linguistic course.我将修语言学课程。
I'm an economics major.我是经济学专业的学生。
I'm going to Harvard University to do postgraduate work in medicine.
我打算去哈佛大学读医学研究生。
I'm taking economics and mathematics.我在攻读经济学和数学。
When we heat anything，It expands.当我们给物体加热它就膨胀。
This wire inside an electric lamp is not made of copper but it is made of tungsten.电灯里面的细丝不是铜丝而是钨丝。
