搜索
It's sunny on Sunday morning. Jim, Mary, Linda and Bob meet at the school gate. They are going on a picnic near the river. At 11:00, they get to the river. There are many flowers and trees. The children are very excited. Bob puts the picnic basket under a big tree and Mary takes out the food.
Now it's time to have a picnic. Linda is eating a hamburger and Mary is drinking some orange juice. What's Jim doing? He is taking some photos with his camera.
1．How is the weather on Sunday?It's
2．What are the children going to do?
They are
3．What can they see near the river?
They can see
4．What is Mary doing?
She is
5．Is Jim eating a hamburger?
No. He is
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
