1.A stronger
句中第一句：Our eating habits are very important for good health and a strong body.
2.A after a meal
句中第三句：Sweets and ice cream are not bad for us if we eat them at the end of a meal.中的at the end of a meal 意为饭后
3.B It’s important for us to eat our meal at regular(规律)time each day.
4.D
5.C
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