—Do you know _____ ? I'm going to see him.—Sorry, I don't know.
----Do you know __________ it is from our school to Jiangyin?----I’m not sure. I guess it’s about 45 minutes by bus.
----I’m going to Millie’s buddy party this evening, Mum.----___________. And come back before 10:00 p.m.
----Are you afraid of__________ out at night?----No, but I’m afraid __________ the strangers at night.
----Excuse me, how can I get to the post office?----Go __________ the street and turn left. Walk ________ the museum, and you’ll see it.
----Goldfish don’t know __________ to them three seconds ago.----Really? It’s so amazing!