С, .. с 3 и 4 . в третьем написанно что то, но не до конца и не уверенна , что правильно.. , ​

Ihave written a letter. have you   written a letter? i haven*t written a perfect) i am writting are you writting? i am not continious) как различать эти два времени: 1)present perfect 1.обозначает   настоящее совершенное время.то есть, действие произошло в прошлом,но есть результат в настоящем. 2.образуется с have/has и глагола в 3 форме 3.слова спутники: already, just, before, never ,ever 2) present continious1.обозначает действие,которое происходит прямо сейчас,у нас на глазах.2.образуется с глаголов-связок am, is, are и глагола с окончанием  -ing  3.слово-спутник : nowвроде все

All Russian children have the right to education, but it is not only a right, it is a duty, too. Education in our country is compulsory and it lasts eleven years. It consists of (1) primary education and secondary education.

Children (2) start school at the of 6 or 7. After finishing primary school pupils on to (3) secondary school. The school year starts in September and ends in May. Generally there are four (4) terms with holidays up to 10 days between them. The summer holidays (5) last from June to September. Children study different subjects such as Russian, Literature, History, Maths, (6) P.E., etc.

Most schools in Russia are comprehensive, which take pupils of all abilities without entrance exams. As a rule, students (7) attend school 5 days a week. After finishing the 9th form students must take examinations and continue their education.