A. 谈论 B. 放风筝 C. 传统中国食物 D. 好主意 E. 学英语 F. 外语 G. 吃早餐 H. 图书卡 I. 许多年以前 J. 查询信息 |
1.foreign languages (
2.have breakfast (
3.talk about (
4.many years ago (
5.fly a kite (
6.library card (
7.find information (
8.learn English (
9.traditional Chinese food (
10.good idea (
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