搜索
假如你叫Paul Smith, 是一个英国中学生，现在正在北京游学。这几天你住在你的中国朋友王海家，你很开心。请根据下面的提示，给你的父母写一封邮件，向他们介绍一下王海和王海的家人，以及现在你所住房间物品的摆放位置。
要求：
1. 邮件内容必须包括以下提示，可适当发挥；
2. 不少于60个字。
| Name | Wang Hai |
| Age | 14 years old |
| Wang Hai’s family | Father: a doctor Mother: a teacher |
| Room | Furniture(家具): a bed, a desk, a chair, a bookcase and a sofa Tidy: clean it every day |
| To: Parents | |
| Dear Mom and Dad, _________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Your son, Paul | |
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
