Big schoolbags have been a big problem for students for a long time. Maybe your schoolbag is too 1 to carry, and it troubles you a lot 2 you want to find out a book to read. Now e-textbooks will 3 you. It is said that many Chinese middle schools are going to use e-textbooks. An e-textbook, in fact, is a small 4 for students. It is much 5 than a usual schoolbag and easy to carry. Though it is as small as a book, it can 6 everything for study. The students can read the text page by page on the 7 ,take notes 8 the pointer (屏写笔),or even “hand in” their 9 to their teachers by sending e-mails. All they have to do is to press a button (按开关). Some people say e-textbooks are good, but some say they may be 10 for the students’ eyes. What do you think of it? 小题1: A.expensive B.heavy C.useful D.comfortable 小题2: A.till B.after C.before D.when 小题3: A.trouble B.keep C.help D.understand 小题4: A.TV B.radio C.pen D.computer 小题5: A.heavier B.lighter C.cheaper D.brighter 小题6: A.hold B.build C.find D.practice 小题7: A.blackboard B.keyboard C.screen D.menu 小题8: A.use B.in C.by D.with 小题9: A.computer B.homework C.e-textbooks D.plans 小题10: A.bad B.dangerous C.good D.Helpful