Online materials can be _ to your level if you input relative keywords.
A: adjusted
B: adjusting
                    A: adjusted
B: adjusting
举一反三
- Using materials that beyond your level can help you improve your listening.
 - How many keywords are recommended? A: 3-6 keywords. B: 5-10 keywords. C: 2-5 keywords. D: 6-10 keywords.
 - How many keywords are recommended?  A: 3-6 keywords. B: 5-10 keywords. C: 2-5 keywords. D: 6-10 keywords.
 - When you write the title of products, you can pile up keywords.
 - Type into the key words and you can easily get what you want. Before you know it, your fingers and your online learning will have begun.
 
