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     Today is June 1st.It's 1^.My friends and I like to play sports2Children's Day. We 3 May Day on May 1st.My mum and dad 4 to stay at home on that day. National Day is on 5^.We go to the park on National Day. The Spring Festival is6 January 7February. My family and I eat 8 during that holiday. September 10th is 9.^.My classmates and I like to make cards for our 10 on that day.

从一箱产品中随机地抽取一件，设事件A={抽到一等品}，事件B={抽到二等品}，事件C={抽到三等品}，且已知P（A）=0.65，P（B）=0.2，P（C）=0.1．则事件“抽到的是二等品或三等品”的概率为____ 

如果 $\{\begin{array}{c}x=-2\\ y=1\end{array}$     是二元一次方程mx+y=3的一个解，则m的值是（      ）

﹣ $\frac{1}{2}$ 的倒数的相反数等于（   ）

中国一直把中国入民利益同各国人民共同利益结合起来，以更加积极的姿态参与国际事务，共同应对全球性挑战。这表明（   ）