Подчеркните в них глагол-сказуемое и определите его видо-временную форму и залог. 1. americans are made up from nearly all races and nations. 2. every day students usually have seven periods which last 50-55, sometimes 45 minutes. 3. the students have spent a lot to time participating in various activities. 4. the text was being translated all the evening yesterday.
