3 Choose the correct prepositions to complete the text. 1 a down 2 a at 3 a into 4 a at 5 a out of 6 a over 7 a along 8 a at 9 a along 10 a in 11 a in 12 a at b over b in b to b on b into b towards b across b in b under b by b by b in c through c on c towards c in c off c out of c under c on c over c on c on c by