学进去-教育应平等而普惠
试题
类型:选择题
难度系数:0.64
所属科目:小学英语
选出相对应的答语。
A. His name is Mike.
B.10 Yuan.
C. Sure. Here you are.
D. I have 30 pencils.
E. It’ s near the door.
F. Amy is my best friend.
G. It’s yellow.
H. She is my sister.
I. I can see five.
J. Yes, I do.
[[QOrDeR]]How many pencils do you have? (______
【小题2】Where is my seat? (______
【小题3】What colour is this b? (______
【小题4】What’s his name? (______
【小题5】How much is this pen? (______
【小题6】May I have a look? (______
【小题7】How many math books can you? (______
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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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