精聽建議：

先完整地把一條新聞聽一到三遍，爭取掌握大意。然后，一句一句精聽，力爭每句話都聽明白。遇到實在不懂的地方，再聽寫。

下面的文本材料中空缺部分里面要填的詞都很簡單，不過是一些值得注意的連讀或者典型的美式發音哦，有些語速比較快。試試看，你能不能全部寫對？

（參考文本，歡迎指出錯誤^^）

Lesson51 Swimming

Swimming is a competitive sport played around the world and on many different levels, 1 the Olympics. It's also an easy sport to do on your own, both for fun and for exercise.
Many doctors and athletes agree that swimming is one of the best 2 you can give your body, because it works almost on all of your major muscle groups at the same time. Since you're floating in the water and not 3 any hard surfaces, there's less pressure on your joints and bones.
You're less likely to suffer injuries than with other sports.There are many ways to push yourself and get better as a swimmer. If you're into speed, you can race the clock and see how long it takes you to do a certain number of laps. If you're into endurance, you can slow down and see how many laps you can do before you have to 4 . Many teenagers like swimming best. One of the students says,“The best part about swimming is when you beat your time. It doesn't even matter if you lose the race as long as you tried your best; you can walk away with a smile on your face. When you're in the water you forget that people may be watching and all you 5 is getting to the other side of the pool and touching the wall. You can just let go and fly.”

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