81.   Recently, the problem has become acute as other parts of the border in Arizona, Texas and California are clamped tighter with extra agents and smuggling detection technology.

82.   Serota had thought of building an extension to the Tate at Millbank, but space was limited and the planning problems became too great.

83.   Since the problem became known, federal prosecutors have begun informing defense attorneys whose clients may have been convicted in part by evidence tested and certified by Castillo.

84.   Should the oxygen problem become life-threatening, Vasily Tsibliev, Lazutkin and Linenger could use a Soyuz capsule docked to Mir as an escape craft.

85.   Soon, the problem became more than not understanding defensive schemes.

86.   Testing recommendations were added after problems became apparent, but later surveys by the FDA showed that few patients were getting the required tests.

87.   That problem became critical as more companies moved to digital copiers that could link throughout their networks.

88.   That problem has become increasingly evident in recent weeks in Washington.

89.   That means patients often wait until a health problem becomes critical before seeing doctors because they cannot afford regular care, he said.

90.   The age at which chronic problems like heart disease and arthritis set in keeps becoming later, and the effect of those ailments is less debilitating.

n. + become >>共 1789
people 1.19%
company 1.07%
issue 0.77%
bill 0.69%
game 0.65%
situation 0.62%
woman 0.61%
life 0.60%
country 0.58%
child 0.56%
problem 0.54%
problem + v. >>共 326
be 56.64%
arise 2.80%
remain 1.94%
occur 1.33%
come 1.28%
exist 1.26%
have 1.18%
lie 1.15%
begin 1.11%
go 1.01%
become 0.94%
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