Example sentences of "it [vb -s] be [v-ing] at " in BNC.

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1 The department monitors the inmate population , offences against prison rules and the penalties awarded ; it assists management in determining security grades and in assessments on life sentence prisoners ; and it has been looking at the structures of meetings , the effectiveness of communications and the problems of stress in staff .
2 Coupled with this , however , we have to remember the huge concentration of such sediment in deltas such as that of the Mississippi , where it has been accumulating at a fantastic rate ( perhaps 10 000 feet in the same period of time ) .
3 As the minimum economic scale of production in the assembly plant has been decreasing , it has been increasing at the level of the firm for engineering , design and marketing .
4 It 's been screaming at me for days , but I just could n't see it .
5 It 's been weeping at night when I 'm sleeping .
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