Unwilling to give up slavery, the South_____ from the Union and set up a state of their own, resulting in the American Civil War. [ ]

Each student follows his or her own path, with ________ encouragement from his teachers and classmates.

Can you answer this question– Sorry, I can _________ understand its meaning.

What do you think of Miss Wang’s teaching–Oh, no one teaches

I’m sorry I broke the window.–I’m afraid you have to______ it.