--- Is this your ball, Nick? --- Yes, .
– How many ____ are there in a year? –Four A. weeks B. hours C. seasons
It’s not good for young students to stay ____ late at night.
–Could you buy ____ drinks for us? --OK. A. a lot B. some C. any
He was born in Shanghai but____ in Beijing. A. grew up B. slept late C. took vacations
My sister started ice skating ____she was four. A. because B. when C. so