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Elephants can live 50 to 60 years. They are the largest land animals. They can hear and smell very well. They like water very much. They eat a lot every day. Snakes haven't got legs or feet. They put out their tongues（舌头）to smell the air. They love the sun. They sleep in winter if they live in cold places.
1．Elephants can ______very well.( )
| A．hear | B．smell | C．Both A and B |
| A．grass | B．water | C．birds |
| A．eyes | B．tongues | C．feet |
| A．eyes | B．noses | C．tongues |
| A．Some | B．All | C．No |
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
