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Sam is going to the zoo with his classmates this afternoon. He will go by bus and get there at 3 o’clock. The bus stop is near his home. He’s going to get on the bus at half past two. Then he can get there on time (按时；准时). There are lots of animals at the zoo. They’re going to visit the lions, the elephants, the bears and the tigers. And they’re going to go home at half past six.
1．Sam is going to the zoo with his parents.2．The bus stop is far from Sam’s home.
3．He’s going to get on the bus at 3 o’clock.
4．Sam and his classmates are going to see many animals.
5．They will go home at half past six.
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
