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I'm Li Shan. Today is August 9th. It's cloudy. I go to my grandpa's home with my parents. Because today is his birthday. We take a birthday cake and some vegetables for him. He likes tomatoes best. He lives in a small village. It's near the city. My parents cook lunch for us. It makes Grandpa happy. After lunch, I eat many candies. In the evening, I have a toothache. My mother says,“You shouldn't eat too many candies. It's bad for your teeth." That's right.
1．The weather is _________ today. ( )| A．rainy | B．cloudy | C．sunny |
A． | B． | C． |
—_________
| A．Yes, he does. | B．We don't know. | C．No, he doesn't. |
| A．happy | B．sad | C．angry |
| A．fever | B．cough | C．toothache |
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
