Now more than 20 schools in the northwest of China are 1. ______ (use) E-textbooks.Some teachers say that they make learning 2. ______(easy)and teaching more convenient.
　　Jing Xuan is 3. ______(exciting)about subjects like Chinese,English and math.She 4. ______(enjoy) the pictures in the E-textbooks.The children here have been studying with E-textbooks since last September.
　　With the help 5. ______the E-textbooks, some good ideas are shared at times.Some parents encourage their 6. ______(child) to learn to use the E-textbooks. But others worry 7. ______ their children's health.
　　"You can't imagine 8. ______ popular E-textbooks are! They are changing the way the students learn! More and more students will learn with E-textbooks 9. ______ The future.However, there will 10. ______ still a long way to go." said the headmaster.