Bitterness ______ the man who had made the world laugh. () A: fed on B: fed with C: fed up D: fed<br/>for
Bitterness ______ the man who had made the world laugh. () A: fed on B: fed with C: fed up D: fed<br/>for
3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25
3×5, 5×7, 7×11, 11×13, 13×17, ( ) A: 17×23 B: 17×19 C: 17×21 D: 17×25
根据乘方的意义可知:53=5×5×5,54=5×5×5×5,则53×54=(5×5×5)×(5×5×5×5)=57即53×54=57。想一想:
根据乘方的意义可知:53=5×5×5,54=5×5×5×5,则53×54=(5×5×5)×(5×5×5×5)=57即53×54=57。想一想:
Don’t feed the fish again. I ____ them just now. A: have fed B: fed C: was feed D: has fed
Don’t feed the fish again. I ____ them just now. A: have fed B: fed C: was feed D: has fed
测试题5 A: 51 B: 52 C: 53 D: 54
测试题5 A: 51 B: 52 C: 53 D: 54
表达式(-17)%5的值表达式(-17)%(-5)的值
表达式(-17)%5的值表达式(-17)%(-5)的值
Have you fed the dog yet?TO____________ fed yet?
Have you fed the dog yet?TO____________ fed yet?
将二进制数[img=66x25]1802e8092fdf425.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54
将二进制数[img=66x25]1802e8092fdf425.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54
将二进制数[img=66x25]1803038f41975ac.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54
将二进制数[img=66x25]1803038f41975ac.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54
将二进制数[img=66x25]1802ed7d2adb778.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54
将二进制数[img=66x25]1802ed7d2adb778.png[/img]转换为十进制数为( )。 A: 17 B: 21 C: 27 D: 54