搜索
B: 1．
A: I'm Gao Wei. What's your name?
B: 2．
A: Which class are you in?
B: I'm in Class Two, Grade Four. 3．
A: I'm in Class One, Grade Four. Look at my family photo.
B: 4．
A: She's my little sister.
B: 5．
A: She's only two. She's very cute(可爱).
| A．My name is Mike. |
| B．How old is she? |
| C．What about you? |
| D．Wow, so nice! Who's this girl? |
| E．Pleased to meet you, too! |
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
