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It was the National Day .During（在……期间）this l______ holiday, Wang Bing did many things. In the morning, he w____ to the zoo with his parents. He found there were many birds, tigers, monkeys and elephants ,etc（等）. When Wang Bing threw(扔）bananas to m_______, they became(变得）very e_________.
In the afternoon, they v______ his grandparents. They were very happy to see e____ other. Wang Bing’s father w_________ TV when(当……的时候）grandpa showed some old photos to Wang Bing. They said much a_______ past time(过去). Wang Bing’s mother and grandma c______ nice food for them. In the evening, they had a big d_______.
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
