2-丁烯是石油裂解的产物之一，回答下列问题：

    My uncle is a farmer. He has ninety 1trees on his farm. My uncle and my2can't pick(采摘) all the apples in fall(秋天).3 they ask my parents and me to 4 them every year. It's Sunday. My parents don't go to5and I don't go to school. So we'll go to the6. We get up early(早) in the 7 My mother is in 8 old clothes. My father buys many kinds of food for my uncle's 9in a shop. She likes them very much. My uncle and aunt 10 us many apples, too. I like to work on the farm.

函数y= $\frac{\sqrt{x+5}}{x+2}$ 的定义域为____．

自从十八大以来，中央坚持“老虎”“苍蝇”一起打，形成了对腐败的高压态势，中共和中国政府表现出了惊人的决心和行动力。在“反腐”斗争中（  ）

①要坚持公民在法律面前一律平等的原则

②公民要正确行使提案权和质询权

③人大代表要行使反腐败立法权

④公民要坚持权利与义务统一的原则