学进去-教育应平等而普惠
试题
类型:听音,选择听到的内容
难度系数:0.85
所属科目:小学英语
听录音,选出你听到的句子。(听两遍)
(      ) 1. A. Good morning, Miss Li.                           B. Good morning, Mr Li.
(      ) 2. A. Goodbye, class.                                      B. Good afternoon, class.
(      ) 3. A. Come in, please.                                     B. Sit down, please.
(      ) 4. A. Sorry, I'm Mr Green.                                B. I'm sorry, Mr Green.
(      ) 5. A. Mr Robot, please open the book.               B. Mr Robot, please open the door.
编辑解析赚收入
收藏
|
有奖纠错

同类型试题

优质答疑

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
我要答疑
编写解析
解析:

奖学金将在审核通过后自动发放到帐

提交
我要答疑
我要答疑:
提交