《Reading(1)：The evolution of video and sound devices》新课标PPT课件优质课下载

《Reading(1)：The evolution of video and sound devices》新课标PPT课件优质课下载

to (cause a computer instruction to) operate by pressing a button on the mouse of a computer

more than enough

to say that something is true or is a fact, although you cannot prove it and other people might not believe it

something that you accept as true without question or proof

n. source

v. click

adj. abundant

vt. claim

n. assumption

a group of official facts which show such things as the number of births, deaths and marriages in a particular country, area, etc.

a close connection joining two or more people; an official paper given by the government or a company to show that you have lent them money that they will pay back to you at an interest rate that does not change; to develop a close connection or strong relationship with sb

n. (pl.) statistics

n. & v. bond

varied or different

to match or be similar or equal

the world; a map of the world in the shape of a ball, which is fixed to a support and can be turned round at the same angle as the Earth turns in space

a wide road, with trees or tall buildings on both sides; a method or way of doing sth; a possibility

to judge or calculate the quality, importance, amount or value of something

adj. diverse

vi. correspond

n. globe

n. avenue

v. evaluate

to speak or write to sb; to give attention to or deal with a matter or problem

being exact or correct