皮皮学，免费搜题
登录
搜题
【简答题】
已知a、b互为相反数，m、n互为倒数，x绝对值为2，求﹣2mn+ ﹣x的值
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Read and circle. (看一看，选一选) 1. _____ When / Who is your birthday? 2. _____ When/Who has a birthday in July? 3. It's _____ in/ on May. 4. There _____ is / are three birthdays in April 5. _____ Who / Who...
【单选题】下列关于韩语的说法中不正确的一项是
A.
韩语属于中亚的乌拉尔——阿尔泰语系。同属这一语系的还有土耳其语、蒙古语、通古斯-满语
B.
韩国人使用传统的表音文字
C.
韩国语中10%左右是汉字词,69%左右是韩国语固有词，还有10%是英语的变音
D.
1446 年，韩国出现了最早的表音文字——训民正音
【简答题】标题栏里面用(),会签栏里外都是()
【简答题】投资决策中的现金指的是库存现金、银行存款等货币性资产，与非货币性资产无关。（ ）
【单选题】When does the author think pre-K works the best?
A.
When it is accessible to kids of all families.
B.
When it is made part of kids' education.
C.
When it is no longer considered a luxury.
D.
When it is made fun and enjoyable to kids.
【单选题】When a cobra is angry, it ______.
A.
makes a loud noise
B.
raises its head
C.
moves up and down
D.
does a little dance
【简答题】连词成句。 1. is your when birthday (?) 2. your in is birthday February (?) 3. birthday your October in is (?) 4. Children's Day is when (?)
【简答题】外包运输的优势与劣势
相关题目：