Frank asked his father ____ a new bike for him and his father said OK.
–Joe always leaves his dirty socks everywhere.– Don’t be so angry. You know “_________”.
– Do you know ________? – Oh, I know he was born in 1929.
– I think we can have a long time to relax this summer!–______. We should get ready for high school.
– _____ do you think of studying abroad, Lingling?– Well, it all depends! I prefer studying at home.
– Who didn’t turn off the light after school yesterday?– It ______ be Lucy. She told me she was the last one to leave the classroom.