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 Imagine waking up to find a cup of coffee ready and floor swept. With smart devices(装置) controlled by AI. All housework can be done while you are asleep. Now your kids can try these devices at the small home, show in our community science center from August 1st to August 14th. Here in the center we have many fun activities. Children can also try out cleaning robot Little Q. It is a cute robot with a round head, two big eyes and two long legs. It’s like a big toy. Your children will love it. Opening Hours: 1:00 p.m.- 9:00 p.m, from Tuesday to Sunday, closed on Monday. Visitors: People of all ages are welcome. Children under 12 should come along with their parents. No pets are allowed. Food & Drinks: No outside food or drinks. Visitors can buy food and drinks in the center. Tickets: Please call 769520 to book a ticket. Kindly note that You CAN’T book a ticket on our website or through e-mail. And it is NOT possible to buy a ticket at our ticket office as it is closed. |
| A．Farming. | B．Business. | C．Housework. | D．Schoolwork. |
A． | B． |
C． | D． |
| A．On Monday morning. | B．On Sunday morning. | C．On Monday afternoon. | D．On Sunday afternoon. |
| A．A man with a cat. | B．An 8-year-old boy alone. |
| C．A man with his 3-year-old son. | D．A girl with food from outside. |
| A．By making a phone call. | B．By sending an e-mail. |
| C．By visiting the website. | D．By going to the ticket office. |
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
