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（1）A doctor works in a ___________.
（2）Jenny has some glue but she __________ have any tape.
（3）Look, Tony is putting some_________ in a stapler.
（4）When’s winter holiday? It’s in January and .
（5）It was clean this morning , but it's _________ now.
（6）They ________ basketball yesterday.
（7） is after October.
（8）There are four ________ in a year.
（9）My father’s sister is my _________.
（10）A fish can _______ , but a bird can fly.
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
