The plane (1.Be) .... Late and detectives (2.Wait) .... Ar the airport all morning they (3.Expect) .... A valuabe parcel of diamonds fron south africa. A few hours earlier some one had told the police that they would try to steal the diamonds when the plane (4.Arrive) .... Some of the detectives (5 wait) .... Inside the main building while others (6.Wait)...On the airfield two men (7.Take) .... The parcel off the plane and (8.Carry) .... Into the coustoms house while two detectives (9.Keep ) ... Guard ar the door, two others (10. Open ) .... The parcel to their suprise, the precious parcel was full of stones and sand.​