搜索
Alice has two good friends. They’re Wu Chen and Kevin. Wu Chen comes from China. Look ! The girl in blue is Wu Chen. She looks thin. She is helpful at home. She can do the dishes. Her favorite food is chocolate. And she likes books. Kevin is from the UK. He wears a brown T-shirt today. He can cook the meal at home. His favorite food is noodles. Bui he can’t use chopsticks well. He likes sports. And he is tall and strong.
1．Are Wu Chen and Kevin Alice’s friends? ( )| A．No, they aren’t. | B．We don’t know. | C．Yes, they are. |
| A．thin | B．strong | C．tall |
A． | B． | C． |
| A．China | B．the USA | C．the UK |
| A．chocolate | B．sports | C．books |
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
