Anytime. It's really easy, but, like anything,
没问题。实在很容易 但是 和其它东西一样
When it grew dark, she turned a suitcase into a bed and put the children inside it, covering them with all the clothes she could find.
天黑下来的时候,她把提箱当作小床,把两个孩子放了进去,又把所有能找到的衣服都盖在了孩子们身上。