1.I can't go out because I have to look_____my baby sister.
2.I feel relaxed by listening_____songs and music.
3.Father locks the door___ a key.
4.I love this teddy bear. It is a present ______ my friends.
5.She buys the dress because it is_____sale.
6.It is very kind____you to let me join the party.
7.She feels very tired when she gets____ from work.
8.We turn____when we hear a strange noise.
9.The policeman finds a man lying unconsciously____the street.