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（________）1. _________ Linlin will play with her friends.
A. On Friday B. On Thursday C. On Tuesday
（________）2. We'll _________ next week.
A. play basketball B. go swimming C. read books
（________）3. A: What's that, Sam? B: _________
A. It's a cake. B. It's a robot C. It's a book.
（________）4. A: Oh, they will help my mother do the housework too. B: _________
A. No, they won't. B. Yes, they will. C. They will do everything.
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
