单选题
You have to be careful with the disposal of the chemical. Toxic chemicals may（ ）the soil, threatening the environment.
问题1选项
A.permeate
B.intrude
C.trespass
D.seep
A.permeate
B.intrude
C.trespass
D.seep
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You have to be careful with the disposal of the chemical. Toxic chemicals may（ ）the soil, threatening the environment.
