一、重点单词检测（每小题0.5分，共20分）
1. online_____________ 2.educational________ 3.traveller______________
4. role_______________ 5.reach_____________ 6.knowledge____________
7. pass______________ 8.purple____________ 9.keyboard_____________
10. print_____________ 11. e-dictionary_______ 12. connect____________
13. total_____________ 14. Mars_____________ 15. course_____________
16. tour_____________ 17. package___________ 18. order______________
19. producer_________ 20. create_____________ 21.电视______________
