Sentence examples for this is doubtful because from inspiring English sources

This is doubtful because the involvement of private firms does not intrinsically generate revenue or lower the cost of capital.

However, the reliability of this description is doubtful because the chronicle was completed in the reign of kings descending from Álmos.

The prognosis of this type of neuropathy is doubtful because of the secondary Wallerian and axonal degeneration.

However the interpretation of the shift of amide II band is doubtful because of overlapping of this band and the N H deformation band of the aminopropyl groups in the region.

However, this explanation for the BDNF-ASO potentiated increase in proBDNF we observed is doubtful because in contrast with the human BDNF gene locus, rodent Bdnf gene loci do not encode antisense-BDNF mRNA transcripts [53], [54].

According to Descartes, history is doubtful because it is selective.

JETS' COLEMAN DOUBTFUL The Jets' starting safety, Erik Coleman, is doubtful because of a concussion.

Against the Flyers, his assignment will be more diffuse because Eric Lindros, a big center, is out with post-concussion symptoms, and Keith Primeau, another big center, is doubtful because of a concussion.

Even if 40,000 payroll jobs were lost in the mortgage finance industry during the past month which is doubtful because most employees of subprime mortgage originators were paid on commission rather than salary they are only a fraction of the 137 million-plus payroll jobs.

Tight end Charles Clay is doubtful because of hamstring and knee injuries.

Whether Type 2 attachments can "roll" on actin is doubtful because their MDs do not appear to attach actin at all.