This kind of cake looks and sells in the shop.

George, how can you prove the earth is round?—I can’t, sir. ______, I never said it was.

I bet Mrs. Black will come to help us with the celebration if she ______ too busy tomorrow. [ ]

Many countries, for example, Mexico and Japan, _____a lot of earthquakes.

After visiting different countries, I found _______ very important to learn about table manners.