A:Citing `` a precautionary measure '' , Airbus announced that two of the Rolls-Royce Trent 900 engines on the prototype airliner would be replaced before the tour commenced . B:The announcing happened Answer: once
A:The Dow Jones Industrial Average closed at its lowest level in over six years on Thursday , having lost 1.16 % , or 89.68 points , bringing it to a level of 7,465.95 . B:The closing did not happen Answer: remains
A:Air Canada has ordered US $ 6 billion in new airliners , while Air India has signed a deal for a further US $ 7 billion . B:The ordering happened Answer: once
A:The plane promises increased fuel efficiency as it is the first model to be built out of plastic and carbon composites , more lightweight than conventional materials . B:The promising did not happen Answer: remains
A:Air Canada has ordered US $ 6 billion in new airliners , while Air India has signed a deal for a further US $ 7 billion . B:The ordering did not happen Answer: remains
A:Japan also saw a collapse of a mid-size insurance company , Yamato Life Insurance Company , which declared bankruptcy . B:The seeing did not happen Answer: remains
A:The plane promises increased fuel efficiency as it is the first model to be built out of plastic and carbon composites , more lightweight than conventional materials . B:The promising happened Answer: once
A:Japan also saw a collapse of a mid-size insurance company , Yamato Life Insurance Company , which declared bankruptcy . B:The seeing happened Answer: once
A:The Dow Jones Industrial Average closed at its lowest level in over six years on Thursday , having lost 1.16 % , or 89.68 points , bringing it to a level of 7,465.95 . B:The closing happened Answer:
once