问题
选择题
下列各数:(-3)2,0,-(-
|
答案
(-3)2=9,-(-
)2=-1 2
,(-1)2009=-1,-22=-4,-(-8)=8,-|-1 4
|=3 4
,3 4
则所给数据中负数有:-(-
)2、(-1)2009、-22、-|-1 2
|,共4个.3 4
故选C.
下列各数:(-3)2,0,-(-
|
(-3)2=9,-(-
)2=-1 2
,(-1)2009=-1,-22=-4,-(-8)=8,-|-1 4
|=3 4
,3 4
则所给数据中负数有:-(-
)2、(-1)2009、-22、-|-1 2
|,共4个.3 4
故选C.
完形填空 | ||||
My name is Liu Fang. I'm a Chinese girl(中国女孩). This is an English girl. 1 name is Mary Green. She 2 my friend. She is twelve. She is from 3 . She's a new student (新学生) here. I'm in Grade Seven. Mary is in Grade 4 , too. We(我们) are not in 5 same class, but we are good friends. | ||||
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