Filling. Change the form where necessary. Each expression can be used only once. prepare for be bound to stand up for in favor of speculate about in the company of in the form of be liable to invest ... with in succession 1. Because women often restrict their diet in an effort to control weight, they may not consume enough iron-rich food and experience an iron deficiency. 2. Some reform advocates ignore the impact of class size on student achievement, and they are what they call as a priority: teacher effectiveness. 3. Because of easy access to the Internet, the new breakthrough to create something truly creative happen anytime now. 4. Indeed, if teachers want to how far students might get in life, a better measurement than grades might be how hard the students try. 5. Nature has these animals a capacity for not showing fear.(此题两个空,请写在同一个空里面,用符号隔开即可,如 A,B) 6. During the weeks of discussion, delegations from groups who are interested in the resolution may call on representatives to their point of view. 7. Plato was a superb writer, and his works are part of the world's great literature. Most of his existing work is dialogs and letters. 8. Young people should enter into a broad flexible training program, through which they can learn a lot and be their future careers. 9. The young man is very happy and proud to be the old professor because he always feels great when talking with him. 10. One day they passed more than 20 villages , and some of these are said to have stretched for six miles or more.