Choose the correct form. 1 el sistema is a social programme in venezuela. it aims to help children from poor backgrounds avoid problems like crime and drug addiction by teaching classical music. it has been running for /since over 30 years and it 2has been producing / has produced several international stars, including the conductor gustavo dudamel. he iis conducting / has been conducting the national youth orchestra for the last ten years. since 2007, scotland 4has been having / has had a similar scheme and many other countries are also considering adopting the idea. 2 henning mankell '•has been writing i is writing since the late 1960s. he 6has started /started by writing plays, but then became internationally famous through his crime novels. he 7has been winning / has won several awards for his books. in 1985, he founded a theatre in mozambique and sfor i since then, he's been working there part-time. 3 i've always 9loved / been loving the eurovision song contest. it's great. i've been watching it1 0for /since i was eight, when a rock band from finland won. apparently, it nhas been being shown / has been shown on tv every year since 1956 and is one of the longest-running tv programmes in the world. abba and celine dion were both past winners.

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