【简答题】I could never understand __________. [A] why did Jane do such a crazy thing [B] why Jane does such a crazy thing [C] why Jane has done such a crazy thing [D] why Jane did such a crazy thing
【单选题】( ) If a person who is always late for work is late once again and blames it on a train, co-workers would probably attribute that person's lateness to ______________.
【简答题】Police plan to enforce speed limits by using radar traps at 4 different locations within the city limits. The radar traps at each of the locations L1, L2, L3 and L4 are operated 40%, 30%, 20%, and 30%...