Example sentences of "[verb] [prep] [adj] hours [adj] " in BNC.

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1 Antibiotics were also prescribed for 48 hours prior to the operation to reduce the bacteria normally present in the bowel .
2 To ask people whom you have previously never met to stand for nine hours answering questions is testament to their love of the hobby .
3 This afternoon it poured for two hours solid .
4 His fuel was exhausted after two hours flying time , and he made a successful forced landing three miles from Denham during which the chin cowling was dented and the propeller tip fractured .
5 By comparison , a sheepdog has been recorded barking for seven hours non-stop and a cocker spaniel is capable of cramming over 900 yelps into a ten-minute period .
6 Cells were left for 18-36 hours post-transfection to allow growth to resume , then diluted and the antibiotic phleomycin ( Cayla , France ) added , usually at a concentration of 1.0 µg ml -1 ( the ble gene confers resistance to the bleomycin family of antibiotics , with phleomycin the most effective against eukaryotic cells ( 17 ) ) .
7 John was brought to the surface at 3 a.m. on 31st October , having been entombed for 2 hours short of 23 days .
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