听下面一段对话,回答第1~3小题。
A. They are having lessons.
B. They are doing a project.
C. They are talking about their plans for the summer holiday.
A. He'll go back to the US to visit his grandparents.
B. He'll go back to the UK to visit his grandparents.
C. He'll go back to Australia to visit his grandparents.
A. He wants to be a teacher. B. He wants to be a doctor. C. He wants to be a traveller.
听下面一段对话,回答第4~5小题。
A. She will visit the Bund.
B. She will visit some museums.
C. She will visit the Palace Museum.
A. Yes, there are. B. Yes, they are. C. No, there aren't.
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