搜索
I am Eddie. I am at home. There is a desk in my room. Look, there are some pineapples on the desk. They are very nice. Touch them. How do they feel? Oh, they are rough. There are some strawberries(草莓) on the desk too. Taste them. They aren’t sweet. They are a little sour. I don’t like sour strawberries.
1．Eddie is in his house.2．There aren’t any strawberries on the desk.
3．The pineapples are rough.
4．Taste the strawberries, they are very sour.
5．I don’t like strawberries.
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
