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Hello, I’m Jack. I’m in Huizhou. It’s cold and rainy today. I wear my blue sweater and black pants. The sweater is cheap, but the pants are expensive. I get up at 6:30 in the morning. It’s 10:25 now. It’s time for music class. I can sing and dance with my classmates. The music room is on the second floor. The teachers’ office is next to the music room. I can eat lunch at school. I like carrots and tomatoes very much.
1．It’s cool and rainy today.2．My brown pants are expensive.
3．I get up at six forty.
4．The teachers’ office is on the second floor.
5．I like carrots very much.
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
