- Your answer should have the word "了" 你需要用“了”来回答问题。 Hope this can give you a hint.

- Your answer should have the word "了"-你的答案里需要有“了”。 - Put a bottle in a bin.-把一个瓶子放在一个箱子里。 - Go into a building that has no-one in it.-到一个没人的建筑里面去。 - Listen to music in two different places.-在两个不同的地方听音乐。 - Buy something from two different shops.-在两家不同的商店买东西。 - Talk to two different people.-与两个不同的人交谈。 - Talk to someone you don't know.-与你不认识的人交谈。 - Take a photo three times.-拍照三次（not sure） - You are not near any bottles.-你附近没有瓶子。 - Take a bottle.-取一个瓶子。 - Pick up this bottle.-拿起一个瓶子。 - Put a book on the desk.-把书放在桌子上。 - You can only buy one thing at a time.-你一次只能买一个东西。 - You are not near a bin-你附近没有箱子。 看起来很像是某种游戏里的提示呢。

- Your answer should have the word "了" ------i'm not sure what you mean by this. - Put a bottle in a bin. ----把一个瓶子放进一个箱子里/ 往一个箱子里放一个瓶子。 - Go into a building that has no-one in it.------走进一个里面没有人的建筑。 - Listen to music in two different places.-------在两个不同的地方听音乐。 - Buy something from two different shops.-----从两个不同的商店买些东西。 - Talk to two different people.-----和两个不同的人聊天。 - Talk to someone you don't know.------和你不认识的人聊天。 - Take a photo three times.----i'm not sure what you mean by this. - You are not near any bottles.-----你周围没有瓶子。 - Take a bottle.----取一个瓶子。 - Pick up this bottle.---把这个瓶子拿起来。 - Put a book on the desk.----在桌上放本书。 - You can only buy one thing at a time.-----你一次只能买一件。 - You are not near a bin.-----你周围没有箱子。 hope this can give you a hint.