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1. We can cross the road now. (改为否定句)
We _______ _______ _______ ______ now.
2. Sam can swim and skate. (对画线部分提问)
________ _______ Sam _______?
3. There are some children in the street. (改为一般疑问句)
___________ __________ _________ children in the street?.
4. Tom did his homework after school. (改为一般疑问句)
________ Tom ________ his homework after school?
5. Cross the road now! (改为否定句)
__________ __________ the road 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
