题目内容：

I am fond __1._my sister but she has one serious shortcoming. She can be really stubborn. I still remember what happened last month. Although she didn’t know _2.__ best way of getting to some places, she insisted on _3.__(organize) a trip. I kept asking her when we were leaving, _4.__ we were coming back, and whether she had looked at a map. To my questions, she gave no answer. Instead, she gave me a _5._(determine) look—which said she would not change __6.__mind. When I told her that our journey would begin at an altitude of more than 5,000 __7.__(meter), she seemed to be excited. When I told her the air would be hard __8._(breathe) and it would be very cold, she said it would be a __9._(delight) experience. I know my sister __10.__(good) than anyone else. Once she has made up her mind, nothing can change it.