1. After lunch you go to see a friend at her house. She says, 'Would you like something to eat?' You say: No thank you. I've just had lunch. (Используем 'just', потому что действие только что произошло).
2. Joe goes out. Five minutes later, the phone rings and the caller says, 'Can I speak to Joe?' You say: I'm afraid he has just gone out. (Используем 'just', чтобы сказать, что Джо только что ушел).
3. You are eating in a restaurant. The waiter thinks you have finished and starts to take your plate away. You say: Wait a minute! I haven't finished yet. (Используем 'yet' в отрицательном предложении, так как вы еще не закончили).
4. You are going to a restaurant tonight. You phone to reserve a table. Later your friend says, 'Shall I phone to reserve a table.' You say: No, I've already done it. (Используем 'already', потому что вы уже сделали это).
5. You know that a friend of yours is looking for a place to live. Perhaps she has been successful. Ask her. You say: Have you found a place yet? (Используем 'yet' в вопросе, чтобы узнать, произошло ли событие к настоящему моменту).
6. You are still thinking about where to go for your holiday. A friend asks, 'Where are you going for your holiday?' You say: I haven't decided yet. (Используем 'yet' в отрицательном предложении, так как решение еще не принято).
7. Linda went to the bank, but a few minutes ago she returned. Somebody asks, 'Is Linda still at the bank?' You say: No, she has just come back. (Используем 'just', чтобы сказать, что Линда только что вернулась).