these videos can help you brush up on phrasal verbs.
Reviewing to get good at something again.
"Brush up on" is transitive.
But it cannot be separated by the object.
Is there something you once knew or did very well?
Could you brush up on it within a month's time?
Let's review the four phrasal verbs we've studied so far.
Do you remember what "sink in" means?
Now let's shuffle the cards around
To gradually be understood = ?
How about "to practice an old skill"?
"To get an idea for something."
Finally...
"or allow someone to participate in something..."