Write sentences using appropriate tenses and putting one verb into the active and one
into the passive.
1 we / might / take / on a school trip to the National Art Gallery next week, but I / not be / sure

2 the police / catch / the forger after many of his paintings / sell

3 a fire / start / in the theatre while a play / perform

4 the museum that we / visit / build / over a hundred years ago

5 I / certainly / not / invite / to Jake’s party because he / not like / me

The history of smartphones shows how a person’s life is changing. In the 1980s, people wanted to carry a means of communication in their pockets, but no more. Only children played in those days, and their cell phone was unavailable. The organizer was a paper notebook, and later a separate electronic device like a calculator. Listening to music on the street allowed cassette player. Well, there was no talk about videos and videos - they were viewed only indoors, for this the video recorder was used. In short, it is completely incomprehensible why Nokia wanted to combine the functions of the phone and the personal computer. But, as it turned out, this decision was right. Вот история и прочее надеюсь

3) Физические свойства алюминия

Алюминий — мягкий, легкий, серебристо-белый металл с высокой тепло- и электропроводностью. Температура плавления 660°C. По распространенности в земной коре алюминий занимает 3-е место после кислорода и кремния среди всех атомов и 1-е место — среди металлов.

4)Из 4-5 тонн бокситов получается 2 тонны глинозема, из которого производят 1 тонну алюминия. В мире существуют несколько видов алюминиевых руд, но основным сырьем для производства этого металла являются именно бокситы. Это горная порода, состоящая, в основном, из оксида алюминия с примесью других минералов