What is the main theme of the last paragraph？
A. The layout of the rainforest exhibition.
B. The balance between animals and plants.
C. The clever design of lighting.
D. Preservation of the rainforest exhibition as an artifact.
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cellphone n.移动电话，手机
underside n. 下侧；底面
dashboard n. (车辆的)挡泥板; (汽车的)仪表板
sensor n. 传感器；敏感元件
airbag n. (安全)气囊
severity n.严重(性)
deceleration n.减速
occupant n. 占有人,占用者
A. try
B. tried
C. trying
D. having tried
To give the forest a sense of realness, all the following are used EXCEPT that ______.
A. hidden loudspeakers are used to produce forest sound
B. a huge video screen is put up on the back wall
C. special equipment is employed to produce forest smells
D. the forest is surrounded by front and back walls
According to paragraph 2, 'what could a bunch of behavior. sensors and a clever piece of software do？
A. They could help store messages.
B. They could distinguish important calls from unimportant ones.
C. They could interrupt you when you are not busy.
D. They could send messages instantly.
通过平行登记，可以使总分类账户与其所属明细分类账户保持统驭和从属关系，便于核对与检查，纠正错误与遗漏。()
A. 正确
B. 错误
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