从方框中选择适当的介词填空。
between, on, during, from, in, for
下列各句中，没有语病、句意明确的一句是（ ）
已知非空集合S={x|﹣12≤x≤m}满足：当k∈S时，有x2∈S，则实数m的取值范围是____
______ can make my mother change her mind. She is such a person who never gives up easily.
