Some of the film stars had been ____(sing)before they entere

Some of the film stars had been ____(sing)before they entere they do some ____ before the picnic Firemen had been fighting the forest fire before they could when they ___（匆忙）to the cinema ,the film had been on for an when they h____ to the cinema,the film had been on for half When they h_____________to the cinema,the film had been on f Pop stars enjoy some privileges because they have been made Some of the animals that we found had been perfectly_____in 英语翻译The millions of calculations involved,had they been done The millions of calculations involved,had they been done by 他们正在观赏明星们的住所.译:They ___ ___ the homes of the film stars. Some film stars-----difficult-----with.