我也不能只输入一个编号，我还必须要知道日期，甚至得知道那是星期几。
I can't enter a number, either; I'd have to know the day, and even the day of the week.
虽然我不会成为一只小鸟，但是我可以坐火车去不同的地方，因此我必须要努力学习。
Though I will not become a bird, I can travel to different places by train, so I must study hard.
如果你也想要养一只蚕宝宝的话，我建议你必须要为它们提供干净的桑叶，这样它们才能健康成长。
If you want to raise a baby silkworm also, I suggest that you should provide it clean mulberry leaves, then it can be happy and healthy.
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