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【单选题】
以下关于字典描述错误的是A.
字典是一种可变容容器，可存储任意类型对象
B.
每个键值对冒号(:)隔开，每个键值对之间用逗号(,)隔开
C.
键值对中，值必须唯一
D.
键值对中，键必须是不可变的
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举一反三
【多选题】The poem “The Red Wheelbarrow” presents ordinary objects like “wheelbarrow” and “rainwater” as the images. What are the hidden symbolic meanings of them?
A.
Rainwater are gifts blessed by nature.
B.
Wheelbarrow is created by human beings, and it can symbolize the people’s dice.
C.
The poet, by using these two images, appears to respect and acknowledge gratitude for nature.
D.
Wheelbarrow is a farming tool, and it can symbolize the miseries of the oppressed and poor working people .
【简答题】We depend on metaphors to create vivid images, but we encounter two more major problems: Sustainable metaphors are hard to find and they may __________(选词填空:constrict; articulate) our reader's underst...
【简答题】Zigbee片上系统的芯片的是_______。
【简答题】We depend on metaphors to create vivid images, but we encounter two more major problems: Sustainable metaphors are hard to find and they may ______ our reader's understanding of what we are trying to ...
【简答题】Zigbee片上系统的芯片的是____
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