favourite months cool friends behind
birthday clothes colour October fifty
1.My favourite
2.Whose
3.—Where is Danny? I can't find him.
—He is
4.—What
—It's red.
5.—How's the weather today?
—It's windy and
6.They are my
7.—How many
—There are twelve.
8.—When is National Day?
—It's in
9.—What's your
—Vegetables are my favourites.
10.—How many cows are there on the farm?
—There are
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