A 3 Complete the sentences using the affirmative
1
In 1830, there weren't any cars on the roads.
or negative form of there was or there were.
any computers
a lot of horses on the
2
1 In the 1800s
2 In 1850
roads.
3
an airport here 200 years ago
any MP3 players 20 years ago
a brilliant actor in that film
4
5
about Columbus
Of course they looks ugly, but they make useful things such as collecting rubbish. But also this insects have disadvantages too and this disadvantages are really very serious! The mail problem of them it's their ability to spread infections.
In conclusion i want to add that we need to overcome problems which connected with insects, but we mustn't kill them, because insects also make a lot of usefull things for us.