1.   Although no officers have been bitten by snakes or attacked by wild animals, Green said authorities believe the risk exists.

2.   But the escape risk exists, Bradford acknowledged.

3.   Clearly some risk does exist.

4.   EPA officials agree that GM has complied, although they acknowledge that health and environmental risks still exist.

5.   Likewise, the same risk exists for satellites that carry telephone, television, pager and other communications signals, he said.

6.   Quiet commitments have already been made, Volpe says, but risks exist.

7.   Still, risks exist.

8.   Still, many risks exist for investors in companies in the food business with short operating histories.

9.   The agency also stressed that risks exist with all vaccines and that few cases of adverse reactions had been reported since the vaccine began to be sold.

10.   The US Occupational Health and Safety Administration reached a similar conclusion and issued a warning to other mills where a similar risk might exist.

n. + exist >>共 1655
problem 4.39%
evidence 2.06%
possibility 1.59%
opportunity 1.28%
difference 1.17%
life 1.15%
condition 1.10%
technology 1.04%
system 0.84%
group 0.78%
risk 0.28%
risk + v. >>共 311
be 64.98%
remain 2.01%
come 1.66%
involve 1.59%
increase 1.42%
associate 1.11%
include 0.94%
lose 0.87%
have 0.80%
seem 0.76%
exist 0.59%
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