Example sentences of "become [adj] if [noun sg] " in BNC.

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1 The communiqué stressed the urgency of securing international commitments " to control the adverse effects of climate change " ( an issue of particular concern to those low-lying islands such as Tuvalu , Kiribati and some of the Marshall Islands which could become submerged if ocean levels rose as a result of the " greenhouse effect " ) .
2 For instance , landfill sites engineered into raised marine deposits could become waterlogged if groundwater levels rose with the rise in sea level : the resulting pollution of groundwater could be severe .
3 The report says that the economic value of the oil and gas field could become uncertain if electricity generating companies are forced to use more British coal .
4 Getting the information onto the printer meant that a page description language became essential if Apple were to avoid the problems faced by manufacturers who were just treating the Canon engine as a high quality dot matrix printer .
5 Therefore , you are more likely to become pregnant if intercourse occurs at the onset of ovulation .
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