搜索
I'm Chen Hua. It was Sunday yesterday. Mary and Kate came to my home. My mother cooked Chinese food for them. Mary likes dumplings very much. She ate twenty dumplings for lunch. But Kate doesn't like dumplings. She ate a bowl(碗) of noodles. Then we drank Chinese tea. They were very happy. They said they wanted to visit China this summer.
1．It's Monday today.2．Mary and Kate went to Chen Hua's home yesterday.
3．Chen Hua cooked Chinese food for Mary and Kate.
4．Mary and Kate ate dumplings for lunch.
5．Mary and Kate are in China 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
