仁爱英语八年级下册unlt8 toplc2 sectionc翻译
Online distance learning is an instructional system which connects learners with educational resources.
在线远程教育是将学习者与教育资源连接起来的一种教学系统。
Students work on their own at home, at work, or at school and communicate with teachers and other students by e-mails,electronic forums,videoconferencing. chat rooms, bulletin boards, instant messaging and other forms of computer-based communication.
学生在家里、工作中或学校自己工作，通过电子邮件、电子论坛、视频会议与老师和其他学生交流聊天室。
There are both advantages and disadvantages to online distance learning.There are many benefits to using online distance learning environments. Online education is available all the time and anywhere.
在线距离有优点也有缺点学习。那里使用在线远程学习环境有很多好处。网上教育随时随地都有。
However there are disadvantages for some learners. The online learner only has thewritten text and no other face-to-face cues. This may confuse the 1earner and cause misunderstanding.
但是对一些学习者来说也有缺点。在线学习者只有书面文本，没有其他面对面的提示。这可能会混淆学习者并引起误解。
While distance learning allows for openness, it is also troublesome because it 1s done by e-mail messages and writing and therefore may take more tim6 than face-to- face 1earning.
虽然远程学习允许开放性，但也很麻烦，因为它是通过电子邮件和写作完成的，因此可能比面对面学习需要更多的时间。
The large number of messages can sometimes be overwhelming for many online students.Universities, Colleges and Schools use virtual online distance learning environments.
对于许多在线用户来说，大量的信息有时会让他们不知所措学生。大学，学院和学校使用虚拟在线远程学习环境。
These are important for students who may be unable to attend classes for various reasons like ilnesses or busy everyday schedules. Some learners just want to further their studies at home. They enjoy the convenience of home learning as they take regulai programs or enrichment classes.
对于那些由于各种原因不能上课的学生来说，这些都很重要，例如上课时间过长或每天都很忙。有些学习者只是想在家里继续学习。他们享受在家学习的便利，因为他们参加正规项目或丰富课程。
扩展资料
这部分内容主要考察的是过去进行时的知识点：
过去进行时表示感情色彩与现在进行时相似，过去进行时也可表示满意、称赞、惊讶、厌恶等感情色彩，也通常与 always,forever,continually等副词连用。如：They were always quarrelling. 他们老是吵架。
表示按计划、安排过去将要发生的事。用于come,go,leave,start,arrive等表示位置转移的动词时，也可以用过去进行时表示过去将要发生的动作。例：He told me（that）he was going soon. 他告诉我他很快就要走了。
表示一个新的动作刚刚开始，可用来引出一个新的动作。例：Five minutes later,he stood in the doorway smoking a cigarette. 5分钟后，他已站在门口抽着烟。
过去进行时还可以和when结构遥相呼应，含有意外之意。例：I was walking in the street when someone called me. 我正在街上走时突然有人喊我。
