Environmental _______环保的 2. In the ____hour ,commuters are packed like sardines and jammed into a teeny, tinny compartment. 3. You must be legally responsible for your behaviors and never _____the red light or _____drive. 4. 超速驾驶_____ is definite a violation of traffic rules and lacking in traffic _____. 5. It drives me _____ when I got ______in the traffic jam.