определить время этих предложений.
1.The exact amount of the blood in the experimental animal has just been estimated.
2.Interesting lectures are delivered by Prof. Lukin.
3.Physiology is taught at the Medical Institute.
4.he was promised immediate help.
5. The on the exchange of gases in the lungs has been delivered today.
6Tthe contract is being typed.
7.The patient with pneumonia has been treated a this clinic.
8.No changes are being observed in the patient"s condition now.
9.Many experiments are carried out by students.
10.The letter was not written in ink.
11.The scalpel is made of steel.
12.Several new medical school have been founded in our country recently.

First wedding-day - most memorable and considerable for the future married couples. He is saturated by events: here and buying fiancee back and bustle preparation to the journey to registry OFFICE and solemn ceremony of marriage, and who that coming wedding ceremony in a church.In principle all scenario of wedding consists of what or traditions, will accept, remaining from our ancestors. It and as fiancee gets dressed, wedding is appointed in what month. Very much signs related to the wedding ring.Will accept, related to wedding very much, and let everybody decide to believe in them or no.

In Great Britain and the USA people have very interesting life. They have a lot of holidays, festivals, and traditions so I am going to describe how they celebrate them. Well, in the USA the most important holiday is thanksgiving day. It celebrates at fourth Thursday of Nobember, and from this day holiday season usually starts, that include Christmas and New Year. The main tradition is to prepare stuffed Turkey with cranberry syrup and a large sweet pumpkin pie on this holiday. Well, in Britain you can celebrate Boxing Day in the 26th of December. It's nomal to give presents to each other and to visit sport events together with your family. All in all, It's clear that GB and the USA are very interesting countries with wonderful culture.