quEstions 9 AnD 10 ArE BAsED on thE Following nEws,At thE EnD oF thE nEws itEm, you will BE givEn 20 sEConDs to AnswEr thE quEstions. now listEn to thE nEws.

whAt is thE mAin iDEA oF thE nEws itEmA．thE spACE shuFFlE woulD BE unDEr ClosE inspECtion.
B．onE oF thE CrEw mEmBErs FAilED to hEAD homE.
C．unExpECtED wEAthEr DElAyED thE lAnDing oFEnDEAvor.
D．thE spACE shuFFlE mADE A smooth lAnDing.