31.   Often the homeowner is unaware that there is any termite activity until serious structural damage occurs.

32.   Once this damage occurs, the cell nucleus releases repair enzymes that snip out the damaged DNA fragments, Dr. Gilchrest said.

33.   On Wednesday, AirTran spokesman Jim Brown acknowledged that the Atlanta Fire Department reported that they fought a fire and some damage had occurred but had no further details.

34.   Soory speculates that this extra damage occurs in pill takers because they are exposed to the hormones for years.

35.   So far, the only damage to paintings occurred when a rock band set up their stage too close to a large mural and scrapped the canvas.

36.   Still others show few if any symptoms until serious bodily damage has occurred.

37.   Still, some permanent damage may occur.

38.   Such damage can occur just from picking up or laying down a CD, says Blasche.

39.   Specifically, the brain cannot be allowed to overheat, or irreversible damage may occur.

40.   That sometimes can allow an athlete to correct the problem before damage occurs.

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%
damage 0.53%
damage + v. >>共 190
be 64.15%
occur 4.31%
cause 2.05%
appear 2.00%
have 1.33%
take 1.13%
run 0.97%
result 0.87%
come 0.82%
go 0.82%
每页显示:    共 84