21.pingyao,___world cultural heritage, is 90 kilometres__south of taiyuan on the fen river.
a.a; 不填 b.the;the c.a;the d.the; 不填
22. ----what are you doing ,jack?
--- -i’m not really reading, just ______ the magazine.
a. turning up b. turning off
c. turning around d. turning over