找样子写出同类的词语。

例：壁虎   小鱼   燕子   蛇

①姐姐   ____   ____   ____

②苹果   ____   ____   ____

下列各句中，加线的成语使用恰当的一项是（     ）    

①坚持公有制经济和非公有制经济在国民经济中同步发展

②既要巩固和发展公有制经济，又要鼓励、支持、引导非公有制经济发展

③坚持独立自主和对外开放相结合

④保证各种所有制经济公开、公平、公正参与市场竞争

完形填空

    Hello, everyone!1 to Class 3. I'm your new English teacher, Mr. Yang. Now let me tell you our class 2. First, you can't be late  3 class. You must 4 on time. Second, you must bring your English books and notebooks to every  5. Third, you must  6 English during the pair work activities. If it's 7 for you, you can ask me for help. Fourth, if you have any  8, you must put up your hands(举手). You can't talk or stand up without permission（未经许可）. These are all the rules. They are good for you, 9 you must follow them. I hope we can have a good 10 every day.