Complete (past simple with regular verbs) Complete the following sentences with past forms of the regular verbs. Use full forms and lowercase tags only. Example: I opened the door and (look) inside. looked

Environmental problems have become one of the most urgent problems of modern society. More and more people suffer from air and water pollution. Nature also suffers from land and nuclear pollution. The reasons for such environmental problems are numerous.

Among them increasing number of cars in the streets, factory waste, millions of cut down trees, destroyed habitats of animals, contaminated rivers and seas. All these problems mainly arise due to human careless activities and gradually destroy our planet. If we look closely, we’ll notice that not only one city is under danger, but the majority of world population

Ну не знаю многовато наверное

Each country’s government determines the dates and duration of school holidays—and these are completely independent of school holidays in other countries (there are huge differences even among neighbouring countries within the European Union). The following map shows the total length (in weeks) of school holidays (in primary education) in most European countries.
The following map shows the total length of school holidays by country. Compiling the data wasn’t easy, so, please, take the figures with a pinch of salt (there may be errors). If a range is given instead of a single figure, the duration varies among different regions or different school years within one country.
P.S. I wasn’t able to find data for some countries. If you know where to find them (or if you find any error in the figures), please, let me know in the comments.