选一选时钟指的是多少?
(1)
![]()
[
]|
A .9∶30 |
B .4∶10 |
C .8∶50 |
D .12∶20 |
(2)
![]()
[
]|
A .9∶30 |
B .4∶10 |
C .8∶50 |
D .12∶20 |
(3)
![]()
[
]|
A .9∶30 |
B .4∶10 |
C .8∶50 |
D .12∶20 |
(4)
![]()
[
]|
A .9∶30 |
B .4∶10 |
C .8∶50 |
D .12∶20 |
连一连,填算式.
(1)6
+6+6[
]|
A .5×5 |
B .3×4 |
C .4×2 |
D .6×3 |
(2)4
+4[
]|
A .5×5 |
B .3×4 |
C .4×2 |
D .6×3 |
(3)3
+3+3+3[
]|
A .5×5 |
B .3×4 |
C .4×2 |
D .6×3 |
(4)5
+5+5+5+5[
]|
A .5×5 |
B .3×4 |
C .4×2 |
D .6×3 |
选择正确的答案.
(1)
(2)
(3)
(4)
|
A .14厘米 |
B .10厘米左右 |
|
C .接近1米 |
D .50厘米 |