61.   They often assume a highly symmetric form with slopes at, or close to, the angle of stability of the ejecta.

62.   The reason is analogous to the reason for large velocity gradients close to the walls in shear flows but with heat transport replacing stress in the argument.

63.   The Soviet government has responded to Finnish concerns by agreeing to take steps to cut sulphur emissions from two major mining and metalwork complexes close to the Finnish frontier.

64.   The report also warns that the Siberian forests, closed to the major logging companies until recently, are under serious threat from uncontrolled commercial exploitation.

65.   Provided, in other words, that they are sufficiently close to one another in the space of all possible structures.

66.   Things obviously very close to the hearts of members on the benches opposite.

67.   Helplessly her eyes closed to mere slits.

68.   To protect the scene, the park was closed off to the public for much of the day but has since been re-opened.

69.   The north-bound carriageway is still closed to traffic.

70.   She says the Government has starved the health service, and now close to an election it comes up with money.