My hobby is swimming. I go to the swimming pool three times a week. I A swimming was four years old. There are six B in my group. A swimming lesson C 45 m long. My swimming teacher teaches D to swim well. He also tells us to be careful in water. I can already swim E than the other children in my group, but only a short distance learning to swim on my back. Last week there was a competition and I won it. A 1) begun 2) began 3) begin B 1) children 2) child's 3) children's C 1) are 2) be 3) is D 1) we 2) our 3) us E 1) quickly 2) most quickly 3) more quickly