搜索
Jenny: Hi, Dotty. What are you looking at?
Dotty: Oh, Jenny. Some photos.
Jenny: Photos? Who is this baby?
Dotty: It was me. I was one year old.
Jenny: You were so small and cute.
Dotty: Yes. And I am 160 cm tall now!
Jenny: Who is this boy?
Dotty: This is my uncle. He was ten years old in the photo.
Jenny: Uncle Ben?
Dotty: Yes. He was 150 cm tall in the photo, but he is 185 cm tall now.
Jenny: Wow! So tall! How much does he weigh?
Dotty: I don’t know. But he is very strong.
Jenny: So many changes!
1．What is Dotty doing?
__________________________________________
2．Who was the baby in the photo?
__________________________________________
3．How tall is Dotty?
__________________________________________
4．What’s Dotty’s uncle’s name?
__________________________________________
5．How tall was Ben when he was ten?
_________________________________________
6．How tall is Ben now?
_________________________________________
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
