Question 23: Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions: If you have some sufficient knowledge of English, you can make yourself understand almost everywhere.
Knowledge: Word type
make oneself adj: to make someone like
Edit: understand (v): understand => understand (adj): to be understood
If you have enough knowledge of English, wherever you go people can understand you.