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Hello, I am Li Hui. I am a student in Class 2, Grade (年级) 4. There are forty-five students in my class. Our classroom is on the first floor. Look! That is Miss Zhang. She is our English teacher. It’s 9 o’clock now. It’s time for English class. Miss Zhang is a nice teacher. We like her very much. She wears a blue dress today. It’s very pretty.
1．Li Hui is a student in Class 4 Grade 2.2．There are 45 students in Li Hui’s class.
3．Li Hui’s classroom is on the second floor.
4．Li Hui’s English teacher is Mr Zhang. He is a nice teacher.
5．The dress is very pretty.
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
