There are hundred of miles of pipeline and just a few pipeline workers. It __________difficult for pipeline workers to find an oil spill as soon as it happens.
must be
does not
can't be
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Respuesta:
There are hundred of miles of pipeline and just a few pipeline workers. It __________difficult for pipeline workers to find an oil spill as soon as it happens.
can't be
Explicación:
saraeuridice0621:
es must be
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Respuesta:
There are hundred of miles of pipeline and just a few pipeline workers. It _must be_________difficult for pipeline workers to find an oil spill as soon as it happens.
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