Yesterday my mum went to the supermarket. She bought many things .She bought a new red T-shirt for me. She bought a pair of shorts for Daming. She bought a pair of trousers for Lingling. She bought a new bag for Sam. She bought a new cap for Simon. We were very happy. I love my mum very much!
( ) (1)Mum went to the supermarket yesterday.
( ) (2)Mum bought a new T-shirt for me.
( ) (3)Mum bought a pair of shorts for Sam.
( ) (4)Mum bought a new bag for Lingling.
( ) (5)Mum bought a new cap for Simon.

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

