标题: 求解一道新PREP的题 [打印本页] 作者: leiyanghok 时间: 2011-3-10 18:58 标题: 求解一道新PREP的题 Last week local shrimpers held a new conference to take some credit for the resurgence of the rare Kemp's ridley turtle, saying that their compliance with laws requiring that turtle-excluder devices be on shrimp nets protect adult sea turtles A requiring that turtle-excluder devices be on shrimp net protect B requiring turtle-excluder devices on shrimp nets is protecting C that require turtle-excluder devices on shrimp nets protect D to require turtle-excluder devices on shrimp nets are protecting E to require turtle-excluder devices on shrimp nets is protecting