完成句子,

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69/ There is something wrong with
70/Both David and Jack
71/ are busy opening
72/ It is bad for your health to
73/ asks me to work hard in order to enter a good high school and college.
======以下答案可供参考======
供参考答案1:
69 There's something wrong with
70 Both David and Jack
71 are busy opening
72 It's bad to
73 asked me study hard in order to go to a good university.