Нужно к каждому предложению сделать вопросы общий альтернативный (or.....) и в конце предложения не так ли (dont it )
a) Were books first printed in the 15thcentury? Were books first printed in the 15th or 16th century? Books were firstprinted in the 15th century, werent they?
b) Did printers start printing books in three countries at the same time? Did printersstart printing books in three or five countries at the same time? Printersstarted printing books in three countries at the same time, didnt they?
c) Can anyone read books on CDs these days? Can anyone read books on CDs orDVDs these days? These days anyone can read books on CDs, cant they?
d) Did Columbus discover America five centuries ago? Did Columbus discoverAmerica or Canada five centuries ago? Columbus discovered America fivecenturies ago, didnt he?
e) Does the Internet provide us with access to any library all over the world? Doesthe Internet provide us with access to any library or museum all over theworld? The Internet provides us with accessto any library all over the world, doesnt it?
f) Did people living in one part of the world not know much about the life ofpeople in their neighbouring countries not long ago? Did people living in onepart of the world know much or little about the life of people in theirneighbouring countries not long ago? Not long ago people living in one part ofthe world didnt know much about the life of people in their neighbouringcountries, did they?
