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Hello! I’m Chen Jie. Today is Teachers’ Day. It’s sunny. There are many gifts on the teacher’s desk. Look! Ms Chen is coming. She is our English teacher. She is very pretty. There is also a big box on the teacher’s desk. It’s my gifts for Ms Chen. Guess, what’s in it? It’s a skirt. But it’s big. It’s not for Ms Chen, but it’s for her Mum.
1．It’s Teachers’ Day.2．Ms Chen is our Chinese teacher.
3．Ms Wang is very pretty.
4．My gift is a skirt.
5．This skirt is big.
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
