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根据对话内容，选出最佳选项填入空白处。（有两项为多余选项）
A: Summer holidays will begin next month. Are you going back to your hometown?
B: No, 1． .
A: What are you going to do?
B: Mum will take me to Beijing. 2．
A: She will be very happy to see you.
B: Yes, we haven’t seen each other for several years.
A: 3．
B: She is an English teacher. She is teaching in Beijing now. but last year she taught in Hong Kong.
A： 4．
B: Yes, she has. She likes traveling. So, she always moves to different places to work.
A: Is she going to work in Dalian?
B: Yes. 5．
A: That’s great.
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
