Расставить глаголы в правильной форме , и небольшое объяснение к каждому примеру. the tickets (to sell) _ two months ago. 2. usually 3000 books (to buy) _ every week. 3. recently the flight to china (delay) _because of the heavy rain. 4. as a result, at present hybrid cars and electric cars ( manufacture) _ as economical and earth-friendly alternatives to conventional vehicles. 5. much attention (pay)
2.are bought
3.delays
4.are manufactured
5.pays ,но я этого не поняла , будто незаконченнее предложение