Определить время и залог глаголов в предложениях computing is a concept embracing not only arithmetics, but also computer literacy. 2. we can make the computer do what we want by inputting signals without turning switches on and off. 3. computers have a means of communicating with the user. 4. computers work according to the instructions given to it by users. 5. the transistor invented in 1948 completely changed the vacuum tubes.
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.