【单选题】Let us suppose the boundary between two States is a river, if it is navigable, and unless a treaty provides otherwise, the boundary is generally .
【判断题】Later, mother bought me a pair of size 5, stuffing one shoe with toilet paper so it would fit my smaller foot. I went to the first dance. I managed to take a turn with a boy so tall that I couldn’t...
【简答题】How did I become known as a 'rubbish picker '? I never 36 rubbish before. I didn't care where it went or who cleaned it up. But two years ago, I started caring about it deeply. I lived near a fores...