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Mary: Hi, Lily. This is Mary. What are you doing?
Lily: I’m watching the Morning News on TV. What about you?
Mary: I’m drawing pictures.
Lily: Do you want to go to the library? I want to read some books.
Mary: Sure. I like reading books, too. What time?
Lily: At 3:30 this afternoon.
Mary: OK.
( ) 1. Lily is watching TV in the morning.
( ) 2. Mary is reading books in the morning.
( ) 3. They’re talking on the phone now.
( ) 4. They’re going to the park at 3 o’clock.
( ) 5. They want to read some 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
