1 Computing is ( Present Simple Active)a concept embracing not only arithmetics, but also computer literacy.
2. We can ( Modal verb Present Simple Active)make the computer do what we want ( Present Simple Active) by inputting signals without turning switches on and off.
3. Computers have ( Present Simple Active)a means of communicating with the user.
4. Computers work ( Present Simple Active) according to the instructions given to it by users.
5. The transistor invented in 1948 completely changed ( Past Simple Active)the vacuum tubes.
Если ответ по предмету Английский язык отсутствует или он оказался неправильным, то попробуй воспользоваться поиском других ответов во всей базе сайта.