Information technology in our daily life
...forehand. It is because these preparations assist the teachers to run the class more efficiently. In the past, when teachers prepared theirs, they needed to carry a lot to the class. For instance, when an English teacher needed to illustrate reported speech to his/her students, then he/she might need to write some illustrations and examples on some papers in advance. Then he/she needed to bring some stickers with them so as to paste the papers on the blackboard. But now, with the information technology, teacher can prepare theirs in the computer more conveniently. They can type everything they need and then save in the computer or in a floppy. Then, their teaching strategy is ready and can be used effectively with the computer installed in the classroom. Other than preparing the teaching strategies, teachers can also search some useful information in class immediately when necessary. Information can be shown easily by projecting it on big screen. It is not only easily-assessable, but also environmental-friendly, as no papers of information are needed. Moreover, if there is any subject website, teacher's teaching materials as well as some announcement on the teaching subject can be posted there. In this sense, students can have a look of them before that they can prepare what they need for the lesson in advance. Besides, on-line quizzes and on-line tests can also be posted there so that teachers can check and evaluate their students’ understanding on the subject. While publishing textbooks, some publishers include the corresponding CD-ROMs with the textbooks as well. The CD-ROMs may contain some supplementary information relevant to the textbook, or it may include some summaries of the subjects in the textbooks. This kind of information technology can certainly assist teaching as they are the readily-available resources for the teaching subject. Following the discussion on the role of information technology in teaching, it is this role in l...