以下是根据图片内容提供的逐句直译（中英对照）以及全英文全文：
原文逐句直译
GARDEN CITY COLLEGE
花园城市学院
GENERAL RULES FOR ONLINE CLASSES
在线课程通用规则
It is very important to carefully read the rules and cancellation policies of the online classes before beginning your class.
在开始上课之前，仔细阅读在线课程的规则和取消政策是非常重要的。
You should enter the virtual classroom at least 2 days before your first class in order to learn how to work within the system.
你应该在第一节课前至少2天进入虚拟课堂，以便学习如何在系统内操作。
If you need any technical support, you can call our technical staff during their office hours (From 8:30 a.m. to 5:30 p.m. on weekdays).
如果你需要任何技术支持，可以在办公时间内拨打我们技术人员的电话（周一至周五，上午8:30至下午5:30）。
Make sure to log onto the platform 15 minutes before your class.
确保在开课前15分钟登录平台。
We will not make up class time due to late arrivals.
我们不会因为迟到而补课。
Check your course schedule.
检查你的课程表。
It is strongly recommended that you actively take part in each class.
强烈建议你积极参与每一节课。
Listen carefully and don't talk over with someone.
仔细聆听，不要与他人争抢发言。
You should behave properly and have good manners.
你应该表现得体，并有良好的礼貌。
Being polite on the Internet should be as common as in real life.
在互联网上保持礼貌应该像在现实生活中一样普遍。
Respect other people's opinions.
尊重他人的意见。
Besides, online privacy is something you should keep in mind when typing anything.
此外，在输入任何内容时，都应牢记在线隐私。
You should stay away from anything considered not suitable and rude.
你应该远离任何被认为不合适和粗鲁的事物。
At the beginning of each new course, we will place you with a new teacher.
在每门新课程开始时，我们会为你安排一位新老师。
This change will allow you to experience different learning styles with other teachers who are fully trained to teach online courses.
这一变化将使你能够体验其他经过全面培训、教授在线课程的老师的不同教学风格。
If your present teacher is not available to teach (due to sickness or an emergency), we will not cancel class.
如果你目前的老师无法授课（由于生病或突发情况），我们不会取消课程。
Instead, class will be given by a substitute teacher.
相反，课程将由代课老师进行。
These rules may change over time due to the changing nature of the online space.
由于在线环境性质的变化，这些规则可能会随着时间的推移而改变。
全英文全文 (Full Text in English)
GARDEN CITY COLLEGE
GENERAL RULES FOR ONLINE CLASSES
It is very important to carefully read the rules and cancellation policies of the online classes before beginning your class.
You should enter the virtual classroom at least 2 days before your first class in order to learn how to work within the system. If you need any technical support, you can call our technical staff during their office hours (From 8:30 a.m. to 5:30 p.m. on weekdays).
Make sure to log onto the platform 15 minutes before your class. We will not make up class time due to late arrivals. Check your course schedule.
It is strongly recommended that you actively take part in each class. Listen carefully and don't talk over with someone.
You should behave properly and have good manners. Being polite on the Internet should be as common as in real life. Respect other people's opinions. Besides, online privacy is something you should keep in mind when typing anything. You should stay away from anything considered not suitable and rude.
At the beginning of each new course, we will place you with a new teacher. This change will allow you to experience different learning styles with other teachers who are fully trained to teach online courses. If your present teacher is not available to teach (due to sickness or an emergency), we will not cancel class. Instead, class will be given by a substitute teacher.
These rules may change over time due to the changing nature of the online space.