2, this is Jack l stayed during the summer with him 3, helen is the girl l have talked to you about her 4, the music sounds really interesting you are listening to ít 5, l'm waiting for the bus l go to work on it 6, that is the house lived in it when l was young 7, the man is called Eric She works for him 8, the boy is very nice l go to school with him 9, l don't like people who arrive late 10, l live in a house which was built a century ago 11, the people who work here are very interesting 12, the handkerchief which was embroidered by my sister was really beautiful 13, l want to meet the woman who taught me how to drive 14, the cake which was made by mother was very delicious 15, this Morning l received a letter which upset me a lot Giải giúp mk vs ạ