41.   Accidents often occur because warning signs were ignored, and dozens of recommendations to prevent future accidents go unimplemented every year.

42.   Accidents occur whether you fly training missions or demonstration missions.

43.   Air Force investigators never offered an exact cause for the crash but said evidence suggests the accident occurred after thrust became reversed on one engine during takeoff.

44.   Bracewell said Greek chapters may have more to worry about than college clamp-downs when accidents occur, like the one involving Grantham.

45.   But accidents occur.

46.   But he also noted that pipeline accidents have occurred at other companies with equally clean records.

47.   But it is so unstable that U.S. officials fear another disastrous accident could occur.

48.   But once the accident occurred, Hornaday knew where to go, by diving into the pits.

49.   But senior intelligence officials said that in the rush of war, they could not guarantee such an accident would not occur again.

50.   But police could not provide any documentation of how many accidents have occurred in Charlotte as a result of funeral processions.

n. + occur >>共 919
incident 6.74%
accident 6.06%
attack 4.78%
explosion 4.08%
blast 2.84%
death 2.35%
shooting 2.24%
problem 1.82%
crash 1.75%
injury 1.56%
accident + v. >>共 299
occur 27.01%
be 18.35%
happen 17.00%
take 3.78%
cause 1.95%
leave 1.89%
come 1.78%
kill 1.38%
involve 1.30%
result 1.01%
每页显示:    共 952