搜索
| | Mon. | Tue. | Wed. | Thur. | Fri. | Sat. |
| | Leave for Qingdao | Go to Wusi Square | Go to the beach | Watch the Submarine World | Go shopping | Go home |
| I | √ | √ | √ | √ | × | √ |
| Peter | √ | √ | √ | √ | × | √ |
| Mother | × | √ | √ | √ | √ | √ |
| Sister | √ | √ | √ | √ | √ | √ |
1．I go to the beach on ________.
2．We _________________________on Thursday.
3．Peter and I ____________________on Friday.
4．My mother and sister ________________ on Friday.
5．We _________________on Saturday.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
