помогите пожалуйста с 3,4,5,6 и 7. переводить не нужно, всё сделаю сама. выручитее

3)1. is2. were3. will be4)1. Do they have five lessons every day?They don't have five lessons every day.2. Did we have four exams last term?We didn't have four exams last term.3. Will students have a lecture on history tomorrow?Students will not (won't) have a lecture on history tomorrow.5)1. He didn't get a ...2. I passed my ...3. They read many ...6)There are 2.600 universities in the USAThere are many students at the universityThere is a large library at the university7)1. in2. in3. to