40. The student wasn’t paying attention in class,　　　　　 (眼睛盯着)the tree in front of the classroom. (fix)

39. I can hardly fall asleep because of the loud noise outside. A new shopping center　　　 (正在建设)nearby. (build)

38. To avoid　　　　　 (烫伤), you have to be careful enough when you are cooking. (burn)

37. Road accidents have become much fewer in the past few years. The government must

　　　　　 (采取了有效措施).(take)