Подчеркните сказуемое в предложениях и укажите его видовременную форму. 1.the students had a lecture in biology yesterday. 2.we shall have many special subjects in the third year. 3.he takes his entrance examinations/ 4.the joined a scientific society last week. 5.our studies at the institute last for six years. 6.i.m. sechenov is one of the founders of the rnssian school of physiology. 7.a surgical nurse prepares instruments for the operation.

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