学进去-教育应平等而普惠
试题
类型:听力题
难度系数:0.65
所属科目:小学英语
听录音,选择正确的答语。
_____) 1. A. They are theirs.      B. It's mine.  C. The dogs are eating.
_____) 2. A. She's reading a book.      B. I'm cooking dinner.  C. He's playing football.
_____) 3. A. Yes, they are.      B. No, it isn't.  C. Yes, it's his classroom.
_____) 4. A. It's in the bathroom.      B. It's jumping.  C. It's mine.
_____) 5. A. Of course!      B. Sorry, I can.  C. Yes, I can't.
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