1.What kind of vehicle will eventually dominate? At present there is a lot of talks about electric cars, for they have the advantage of giving off no exhaust gases. 2.The electric car has a long history. The first cars were built at the end of the 19th century, but they could not compete against the […]
Месяц: Март 2025
Множественное число существительных
Множественное число существительных. 1.Множественное число существительных образуется путем прибавления к основе окончания —s: a boy — boys, a book — books, a pen — pens, a girl -girls. 2.Множественное число существительных, основа которых оканчивается на —ch,-s, -ss, -sh, -x, а также имеющих окончание —о, образуется путем прибавления окончания —es: a bench скамейка – benches, […]
Ecological problems
Ecological problems I`d like to tell you about ecological problems. One of the most important pollution problems in the world are water, air, fires, litter and cutting down trees. The water becomes dirty, if a ship loses some of the oil or put into the water. That’s why many birds and fish die of the […]
12-5 In1)this tutorial I’m going to talk about 2)operational3)amplifiers or “op amps” 4)because they are the 5)easiest type of amplifier for beginners to work with. I’ll also show you a 6)microphone amplifier 7)circuit that you can build to listen to your 8)heartbeat or 9)spy on people that you don’t like. So, what is an amplifier? […]