1. One of the functions of computer, which only some people know, is to do _________ ( calculate ) 2. Voice ________ is the app which helps some types of smartphone attracts customers (recognize ) 3. She had a ________ influence on the rest of the class, as her phone rang suddendly ( disrupt) 4. Accessing to __________ information harms your mental health ( appropriate ) 5. Some people support the view that __________electronic devices may bring more harm than good to students ( person) 6. An Iphone 6 is said to offer a lot of useful __________for learning and entertaining ( apply ) 7. Nowadays, __________ betwwen people around the world is becoimng much more convenient thanks to the aid of modern technology ( communicate ) 8. She was __________ with her son beacuse he overused the Internet and did not concentrate on his study ( appoint ) 9. In order to make language learning more __________ you must choose a device which is suitable for your learning style ( effect ) 10. Your _______ which affects your speaking achievement, can be improved by taking advantage of some types of software (pronounce )