本课配套习题挑战模式1/5
单选题
难度系数:
1.下列说法正确有( )个
①零是正数;②零是负数;③零是偶数;④零是奇数;⑤零是自然数.
①零是正数;②零是负数;③零是偶数;④零是奇数;⑤零是自然数.
A: 0 |
B: 1 |
C: 2 |
D: 3 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOmbtuS4jeaYr+ato+aVsOS5n+S4jeaYr+i0n+aVsO+8jOaYr+WBtuaVsO+8jOaYr+iHqueEtuaVsO+8jOaYr+aVtOaVsO+8jOaYr+acieeQhuaVsO+8jOaYr+e7neWvueWAvOacgOWwj+eahOaVsOetiQ==
- 答案:Qw==
PGRpdj7op6PvvJrikaDikaHikaPkuI3lr7nvvIzpm7bkuI3mmK/mraPmlbDkuZ/kuI3mmK/otJ/mlbDvvIww5piv5YG25pWw77yM5piv6Ieq54S25pWwPC9kaXY+
本课配套习题挑战模式2/5
单选题
难度系数:
2.在中,有理数有( )个
A: 2 |
B: 3 |
C: 4 |
D: 5 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOacieeQhuaVsOWIhuS4uuaVtOaVsOS4juWIhuaVsA==
- 提示2:IDxpbWcgd2lkdGg9NDIgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRUQvQTQvckJBQ0ZGTUVjQldDVWZpakFBQUJpQ1QyWlVjOTQ4LnBuZyI+5LiN5piv5pyJ55CG5pWw
- 答案:Qw==
PGRpdj7op6PvvJo8aW1nIHdpZHRoPTQyIGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0VEL0E0L3JCQUNGRk1FY0JXQ1VmaWpBQUFCaUNUMlpVYzk0OC5wbmciPuS4jeaYr+acieeQhuaVsDwvZGl2Pg==
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列说法正确的有( )个
①一个有理数不是正数就是负数;②一个有理数不是整数就是分数;③0既不是正数也不是负数,所以0不是有理数;④分数是有理数;⑤所有的正数都是整数.
①一个有理数不是正数就是负数;②一个有理数不是整数就是分数;③0既不是正数也不是负数,所以0不是有理数;④分数是有理数;⑤所有的正数都是整数.
A: 2 |
B: 3 |
C: 4 |
D: 5 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOacieeQhuaVsOWPr+WIhuS4uu+8muato+aVsO+8jOi0n+aVsO+8jDA=
- 答案:QQ==
PGRpdj7op6PvvJrikaDplJnvvIzmnInnkIbmlbDlj6/liIbkuLrvvJrmraPmlbDvvIzotJ/mlbDvvIwwPC9kaXY+PGRpdj7ikaLplJnvvIww5pei5LiN5piv5q2j5pWw5Lmf5LiN5piv6LSf5pWw77yM5L2GMOaYr+acieeQhuaVsDwvZGl2PjxkaXY+4pGk6ZSZ77yM5q2j5YiG5pWwICjlpoIgPGltZyB3aWR0aD02IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0VEL0E0L3JCQUNGRk1FY0RMd2t2dHVBQUFCSEEtYnUwVTIyMS5wbmciPikg5piv5q2j5pWw77yM5L2G5LiN5piv5pW05pWwPC9kaXY+
本课配套习题挑战模式5/5
单选题
难度系数:
5.下列各数中: 属于负数的有( )个,属于分数的有()个
A: 5,5 |
B: 5,4 |
C: 5,6 |
D: 4,6 |
一次做对,真牛!
+5奖励规则>
- 提示1:IDxpbWcgd2lkdGg9MjAgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRUQvQTQvckJBQ0ZGTUVjRDJUVEhodUFBQUJQQjlGRWlVNjcxLnBuZyI+5LiN5piv5YiG5pWw77yM5Lmf5LiN5piv5pyJ55CG5pWw77yb5piv6LSf5pWw
- 答案:QQ==
PGRpdj7op6PvvJrlsZ7kuo7otJ/mlbDnmoTmnIk8aW1nIHdpZHRoPTIxMSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9FRC9BNC9yQkFDRkZNRWNEM0NIbHY5QUFBQzZpekZPTms2OTEucG5nIj7vvJs8L2Rpdj48ZGl2PuWxnuS6juWIhuaVsOeahOaciTxpbWcgd2lkdGg9MjA4IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzEwLzYzL3JCQUNFMU1FY0QzZ192WGtBQUFETmh4ZFIxbzc2NS5wbmciPjwvZGl2Pg==