书籍 Four Corners 1 - 第9单元D课

someone or something's professional or social position relative to that of others

a symbol or letters used in math, music, or other subjects to show an instruction, idea, etc.

to be upright on one's feet

a row of people or things behind each other or next to each other

to change your position or location

accurate and in accordance with reality or truth

to take pleasure or find happiness in something or someone

a span of time which we do not work or go to school, and spend traveling or resting instead, particularly in a different city, country, etc.

‌sweet food eaten after the main dish

all the words used in a particular language or subject

an instruction that says what is or is not allowed in a given situation or while playing a game

a type of sport where two teams, with often five players each, try to throw a ball through a net that is hanging from a ring and gain points

to make something more useful or modern by adding the most recent information to it, improving its faults, or making new features available for it