A: 1 , 2 the time?
B: Sorry, I 3 know. I don't 4 a watch.
A: Hi, Jim, what time 5 ?
C: Let me see. It's 6 four o'clock.
A: Thank you 7 . It's time 8 play games.
C: Let's 9 to the playground over there.
A: 10 right. Let's go.
1. A. Sorry B. Excuse me C. Excuse
2. A. what B. what's C. what time
3. A. am not B. don't C. not
4. A. have B. know C. put on
5. A. it is B. is it C. is this
6. A. about B. at C. of
7. A. very B. much C. very much
8. A. to B. / C. for
9. A. play B. go C. meet
10. A. That's B. That's all C. All
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