Example sentences of "that have been [v-ing] [prep] [noun] " in BNC.

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1 It requires courage and support from sympathetic colleagues to admit that the things that have been happening in classrooms or schools over the past 20 years have been wrong , pigheaded or simply inefficient .
2 However , according to Zakrewski the government has ruled that the duty-free import quotas will only be divided up among home-grown or foreign companies that have been assembling in Poland for two years , while other firms will face levies at the old rates .
3 Frankly some of the other things that have been going on weeks .
4 THE world 's favourite airline yesterday rubber-stamped the rumours that have been swirling on Qantas .
5 While everyone was careful to avoid the word ‘ black ’ in their statements , the fact remains that the ‘ minority ’ workshop , which was overseen by one Ramona Edelin of the National Urban Coalition , an urban action organisation founded in 1967 , was really a reflection on the efforts of some of the black inspired programmes that have been running for years in America .
6 For example in the case of deep bed undergravel filters that have been running for years , a gravel cleaner is attached to the intake of the power filter and as the gravel is hoovered the mulm is trapped in the filter and clean water returned to the tank .
7 Potted primulas and other plants that have been standing in frames can be brought into the greenhouse now .
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