1.I have had english lessons.
2.The teacher has been putting our marks in the register
3.My friend has taken exams
4.Tanya has started school at the age of five
5.The headmaster has explained the things clearly
6.I have been worrying about you
7.I have had a meal in the canteen
8.I have enjoyed the nature

City Barnaul - capital of Altai Territory. This city is very beautiful for its attractions.
August 31, residents and guests of Barnaul celebrated 283 anniversary of his beloved city.
The holiday was very beautiful, especially the lanterns in the evening over the river and fireworks.
Barnaul stands on the Ob River. It is very wide, in summer and autumn float boats on which everyone loves to ride.
Now in Barnaul built many new homes built water park.
<span>After you get your bachelor’s degree, you can graduate from university.
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It's summer holiday. One of the most popular leisure activities of modern man is a trip to the sea.
In summer, the sea is very warm, and do not want to get out of it.
The sea is very beautiful in the summer and reflects the light solar ripples.
It is wide, wide, deep, deep, is unknown, sometimes even a little scary when you look at it for a long timе.
And how nice dip on a hot day in the gentle clear water - and swim, dive, flounder.
<span>People have always liked the sea because of its amazing beauty can not but admire and very nice to plunge on a hot sunny day in the cool sea.</span>