书籍 Interchange - 初中级 - 单元1 - 第2部分

the branch of science that is concerned with studying the structure of substances and the way that they change or combine with each other

the scientific study of matter and energy and the relationships between them, including the study of natural forces such as light, heat, and movement

the scientific study of the physical features of the Earth and its atmosphere, divisions, products, population, etc.

the scientific study of living organisms; the science that studies living organisms

sport, physical exercise, and games that are taught as a subject in schools

each of the two periods into which a year at schools or universities is divided

(of a person) feeling confident about something being correct or true

a word we say when we meet someone or answer the phone

a word we say when we leave or end a phone call

what we say to greet someone in the morning

what we say before going to sleep or leaving at night

used to say hi

a short way to say hello

at a time following the current or mentioned moment, without specifying exactly when

the day that will come after today ends

to tell someone about the feelings or ideas that we have

not commonly happening or done

unlike anything else and distinguished by individuality

someone whose job involves performing in movies, plays, or series

a woman whose job involves performing in movies, plays, or series

used to provide a specific situation or instance that helps to clarify or explain a point being made

influenced by the latest or popular styles

for a period of time, usually suggesting that the duration of the time is temporary or not permanent

in most situations or under normal circumstances

receiving a lot of love and attention from many people

to decide what we want to have or what is best for us from a group of options

used for introducing the reason of something

on many occasions

(astronomy) a shining point found in large numbers in the night sky

the circular object going around the earth, visible mostly at night

a huge round object that moves in an orbit, around the sun, or any other star

the universe beyond the atmosphere of the earth

a part of a plant from which the seed or fruit develops