1.They were late for school because they missed the first train. Because of................................................................................... 2.The students usually hold the concerts as the university. The concerts................................................................................ 3.People say that nuclear energy has caused lots of problems. Nuclear energy is........................................................................ 4.If I were you, I wouldn't tell anybady about the discovery. You'd........................................................................................... 5.You can ring this number whenever there is any difficulty. Should.................................................................................................... 6.We reget to inform you that your applications has not been successful. Much.......................................................................................................... 7.The hospital was so big that I couldn't find my cousin's bed. It was to................................................................................................................. 8.You may get hungry on the train, do take some sandwiches. In case................................................................................................................... 9.'I am happy you have passed the finals exams. Congratulations!" Tom said to me. Tom congratulated...................................................................................................... 10.Although it rain torrentially all day, we all enjoyed the excursion. Despite.......................................................................................... ( Tự làm và không cần giải thích, nếu CHÉP MẠNG là mình kí đầu bạn đó !)