For the past few years, online classes     1     (give) students an alternative (替代选择) for studying without going outside. How can we most     2     (effect) use this online resource for learning? Here are some tips from     3     (vary) online learning platforms to make the most of     4     (you) classes.

First, you need to be clear about     5     you’re most interested in, then find reliable sources. “The quality of online courses varies,” Li Mengdi, a head teacher with Xueersi said. “Choose extra classes after fully     6     (consider)your time and energy,” Li suggested. “I’ve seen many students or their parents choose more than three   courses to take   on     7     same day. It is overwhelming (难以应付的).”

Most online platforms can provide a personalized guide     8     students. “It is Finishing a to-do list that     9     (help) students to form good habits,” said Yang Zhengda, the CEO of vipJr. With enough self-discipline (自律), everything     10     you need to learn online should fall into place.