英语完形填空 on a saturday morning,my left arm

英语完形填空 on a saturday morning,my left arm

On a Saturday morning．Detective Sara was called in for an investigation．Mr．Gooding had 41 suddenly from his home．
Sara’s assistant answered the phone and got the 42 of Mr．Gooding’s house．The assistant told Sara that Mrs．Glen was expecting 43 in half an hour at 232 Parker Avenue．Mrs．Glen was the woman who helped Mr．Gooding to look after the house．
Sara drove there．Right away she was 44 inside by Mrs．Glen．“Detective，I’m so 45 you come．The last place I saw Mr．Gooding was in his room 46 that would be your first question，”Mrs．Glen said a little bit nervously．She then wanted to lead Sara into the room．“Up here，”Mrs．Glen called from a stair lift．Just as Sara started 47 the stairs，the front door suddenly shut．“Oh，I left the 48 open，maybe．And then the wind 49 it，”Mrs．Glen said．Again they started up the stairs．
Sara 50 a weathervane(风向标)through the window then．She 5l the wind was blowing west．But it should be blowing east 52 the door was shut by the wind．Then Sara noticed for the first 53 that there was a third set of footsteps on the stairs．She 54 knew she had walked into a trap．
Do you know 55 Sara knew she had walked into a trap?
41．A．showed B．slept C．disappeared D．played
42．A．address B．size C．date D．height
43．A．him B．her C．you D．it
44．A．pulled B．forced C．1ed D．thrown
45．A．glad B．1ucky C．angry D．sad
46．A．told B．asked C．supposed D．heard
47．A．beside B．in C．down D．up
48．A．window B．door C．1ift D．stair
49．A．cheated B．opened C．closed D．broke
50．A．bought B．noticed C．put D．stole
51．A．argued B．changed， C．found D．told
52．A．although B．if C．or D．unless
53．A．time B．note C．chance D．step
54．A．1uckily B．happily C．hardly D．suddenly
55．A．what B．how C．who D．where