1.She hasn't bought a new car yet.
2.She has just finished writing her essay.
3.The plane hasn't landed yet.
4.I've already eaten a piece of cake.
5.They haven't got married yet.
6.John has already found a new job.
7.She has just managed to find the answer to this questions.
8.They have already done the shopping for the week.
9.We have just met.
10.Haven't you called the hotel yet?