explain (verb)
See how well you learned the Word of the Day by taking this short quiz!
Question 1 / 1
Fill in the blank.
Fill in the blank.
"Professor, I don't understand the lesson. _______________"
![](https://gdb.voanews.com/2a56fe41-8bb4-4a1f-9576-342c09ee0b38_cx0_cy8_cw100_w250_r1_s.jpg)