—It's no easy task to catch a ticket on a website that receives 1 billion clicks daily.—I can't agree with you more. There ________ be errors for every single step.

—I wonder why Susan looks worried today. —I’m not sure, but she _____a small accident driving here.

 For everyone’s safety, we ___________ a1ways remember the law against driving after drinking.

The Science Museum interests me a lot. I enjoy        there. 

—Can you sing or dance?     —_____.