Example sentences of "[noun sg] [noun pl] do n't know " in BNC.

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1 ‘ A recent RAC survey showed that nearly six out of 10 car owners do n't know if their car can run on lead-free fuel .
2 Which football players do n't know each other at all ?
3 If your experiment involves other people ( e.g. if you are comparing different readers ' responses ) , you need to consider ethical issues which arise , including ( a ) getting their permission to use the results ; ( b ) showing them the results and explaining them ; ( c ) not using their names when you report the experiment ( even if they have given permission for this , there is unlikely to be any point ) ; ( d ) the ethical problem that sometimes an experiment is best conducted if the test subjects do n't know what it is for ; that is , if there is a " secret agenda " .
4 ‘ But I think the way we played at Leeds he was something of a luxury sometimes — there were times when even his team mates did n't know what he woeld do next ’ ‘ It 's different at Scumchester United where they really do play through him — AND OF COURSE HE 'S ALSO SURROUNDED BY BETTER PLAYERS ’ …
5 The Sonar and Radar pioneers did n't know it then , but all the world now knows that bats , or rather natural selection working on bats , had perfected the system tens of millions of years earlier , and their " radar " achieves feats of detection and navigation that would strike an engineer dumb with admiration .
6 Some Pill users do n't know what to do if they miss pills .
7 The idea that , that human beings are a species whose social interactions are very critical , as we know social interactions are also very important to reproductive success , and so I bring in inside this analytic cooperation the idea about deception and the evolution of the unconscious , that press deceivers do n't know that , deceiving .
8 In interview , the head of science offered these illuminating insights into the way the library project had stimulated book awareness and book selection among staff in his department : A lot of the time teachers did n't know what was available and said " The science shelf is over there " , but they had n't actually looked at the titles of the books before … they were quite pleasantly surprised .
9 Family doctors do n't know enough about hormone replacement therapy , according to a new study .
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