n. 交通, 通行, 运输, 交通量, 贸易, 交易, 交往, 通信量 vi. 交易, 做买卖 vt. 用...作交换
Word Bank: A) affix B) correlate C) deviate D) domains E) influential F) inherently G) laymen H) multiple I) properties J) reality K) reciprocally L) specimen M) spectrum N) synonym O) unanimous 📌 选词填空题：从上方词库中选择合适单词填入26-35空白处，每个词限用一次。 Section B Long Reading Matching The History and Meaning of Colored Traffic Lights (A-R paragraphs) 36.
六级 · CET-6 2025年12月 第3套
Upon seeing a flashing yellow arrow, a driver should let pedestrians and traffic pass first before taking the turn.
六级 · CET-6 2025年12月 第3套
The red and green automatic traffic light system originated in an American city.
六级 · CET-6 2025年12月 第3套
Residents of an American city tend to share the opinion that time saved on the road justifies the cost of upgrading its traffic light system.
六级 · CET-6 2025年12月 第3套
What a traffic light means is almost the same everywhere despite some variations.
六级 · CET-6 2025年12月 第3套