问题 选择题
Read and choose. (读一读,选一选)
( )1. fifteen meters
(     )2. dive into the deep cold water
(     )3. good swimmer
(     )4. jump out of the water  
A. 跳出水面
B. 15 厘米
C. 潜入深冷的水中                                                       
D. 游泳健将
答案

1. B  2. C  3. D  4. A

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