Example sentences of "[vb base] [adj] if the [noun sg] " in BNC.

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1 However , no system will remove sulphur compounds , which cause yellowing if the water , and evaporation loss concentrates all dissolved substances .
2 RECENTLY I have been dragged , most unwillingly , into a ludicrous debate about whether hi-fi systems sound better if the room , records and electronics have been treated with coloured inks to convert the adverse effects of the gravitational field of the Earth into beneficial effects .
3 Now came the opportunity for Sylvia to play a significant role in her own treatment — something which I consider vital if the cure is to be permanent .
4 At the end of the day it will be extremely difficult for a teacher of history to be and remain effective if the subject is marginalised in the curriculum and the teaching groups dwindle in number .
5 Only present this if the employee demands the facts .
6 Queries of the type ‘ Are there ? ’ or ‘ How many ? ’ become simple if the information is held in the index .
7 High standards of accuracy become important if the investigator is going to employ sophisticated methods of analysing the flight recording , such as making a double integration of the vertical acceleration recording to obtain an accurate description of the shape of the flight-path perpendicular to the pitch attitude .
8 For example , if you worked with a seed head , you could show a sample of the plant from a side view and another viewed from straight on , a stem and some leaves with a tiny piece of root attached to create a very attractive design , but only do this if the plant has been grown in your garden or in that of a friend .
9 Keep on using lead free if the engine is not set properly after its recent service .
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