Example sentences of "[prep] be at [adj] level " in BNC.

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1 Beluga populations are also in many places suspected to be at dangerous levels after years of overexploitation .
2 Soil-nutrients have been found to be at similar levels as under mature forest , at least so far as phosphorus , organic carbon and nitrogen are concerned , though the pH and cation concentrations are higher .
3 Training for nurse prescribing is likely to be at post-basic level .
4 I 'm just not persuaded Marcus has it in him to be at that level of intensity ’
5 Now you 've got to be at different levels all the time .
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