(一) 听一段对话,回答第1〜3小题。
A. At 7:30. B. At 6:30. C. At 8: 30.
A. It's Friday. B. It's Saturday. C. It's Sunday.
A. To New York. B. To London. C. To Beijing.
(二) 听一段对话,完成第4〜5小题。
A. 8:00 B. 9:00 C. 9:30
A. river B. swimming pool C. lake

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

