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1·They had been playing in the park for a long time.

他们已经在公园玩了很久。youdao

2·She had been studying hard for several months.

她已经努力学习了几个月。youdao

3·He had been preparing for this project for several days.

他已经准备这个项目好几天了。youdao

4·We had been walking along the beach for a long time.

我们已经在海边散步很长时间了。youdao

5·The cat had been sleeping on the sofa all afternoon.

猫咪已经在沙发上睡了一下午。youdao

6·The friends had been having a great time at the party.

朋友们已经在聚会中玩得很开心了。youdao

7·Grandpa had been planting flowers in the garden for a long time.

爷爷已经在花园里种花很久了。youdao

8·My sister had been practicing dance for several hours.

姐姐已经练习舞蹈好几个小时了。youdao

9·Everyone had been exploring the forest for some time.

大家已经在森林里探险一段时间了。youdao

10·The little bird had been singing cheerfully on the branch for a long time.

小鸟已经在枝头欢快地歌唱好久了。youdao

已经

1·The villages had been deserted.

这些村庄已经荒无人烟了。《牛津词典》

2·They had been exhorted to action.

已经告诫他们采取行动。《牛津词典》

3·The field had been grazed by sheep.

这块地羊已经啃过了。《牛津词典》

4·The leaves had been raked into a pile.

树叶已经用耙子拢成了一堆。《牛津词典》

5·The wheel had been twisted out of shape.

轮子已经扭曲变形了。《牛津词典》