学进去-教育应平等而普惠
试题
类型:按要求填空
难度系数:0.65
所属科目:小学英语
根据中文提示,把下列英语句子补充完整。
1.The doctor _________________(给我们做了检查)first.
2.Don’t eat __________________(太多)candy, because it is bad for your teeth.
3.The young lady ____________________(从自行车上摔下来)yesterday.
4.Tom ___________________(胃疼)yesterday, so he didn’t go to school.
5.You should ___________________(刷牙)twice a day.
6.He took the medicine ___________________(三次)a day for one week.
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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

用户名称
2019-09-19

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

用户名称
2019-09-19
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