Điền từ đúng vào chỗ trống 1, I haven't seen her for a long time. I'm looking ... seeing her again 2, This dress is made ... cotton 3, You have to check... the hotel at 11 and give the key to the teceptionist 4, I'm waiting for him so long but he didn't ... up 5, Don't forget to turn ... the air conditioner before going out of the classroom 6, The plane had taken ... before we arrived ... the airport 7, I'm very ... of art arts but my brother is ... at painting 8, My father is looking ... the advertisement in the newspaper very carefully 9, London is famous ... the River Thames, the Big Ben Clock ...(cái ... ở cuối là câu đấy còn tiếp thôi ạ) 10, It's good ... you to keep fit if you go ... foot to school