The song I Believe I Can Fly tells us that believing in _______ is very important.

John isn’t happy today. Let’s go and ____. —Good idea.

Miss Li has taught ____ English for about 3 years.—You are lucky. ____ is a very good teacher.

_____ you ever _____ to Nanjing? —Yes, I _____ there last year.

How is the Mississippi River? [ ]