搜索
| Peter makes crafts and sells them on the internet (网络). He uses the money to help animals. He also takes care of the injured (受伤的) animals at home. | Lily and Alice have a beach clean-up plan. They always pick up rubbish at the beach. They also teach young kids to protect sharks and sea turtles. |
| Sam always gives books to young kids in the countryside. He wants everyone to love reading. | Maria always goes to old people’s home. She talks with the old people and sings to them. She always says “The roses in her hand, the flavour(气味) in mine.” |
| A．books | B．crafts | C．clothes |
| A．Lily and Sam | B．Maria and Peter | C．Alice and Lily |
| A．old people | B．young kids | C．parents |
| A．赠人玫瑰，手留余香 | B．玫瑰虽香，小心有刺 | C．他人玫瑰，请勿采摘 |
| A．helpful | B．funny | C．clever |
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
