We need calories or (17) __________to do the things everyday. For example, when we walk to school or (18) __________ a bike to school we spend a certain amount of calories and even when we sleep, we also use them. But how (19) __________calories should we have a day to stay in shape? It's difficult for us to ... good B. thirsty C. tired D. sad
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21 tháng 12, 2021
trong Tiếng Anh lớp 7
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Khang1000
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