2.       Since the mid-1980s, new emphasis has been given to programmatic efforts to implement existingsafety procedures and to address unsafe driving. States have passed seat-belt laws in greater numbers__26__ ever before and have responded to the federal requirement that the __27__ be raisedto 21 years. Perhaps, most important, __28__ seems to have been a shift in public attitudes toward__29__ driving, and toward driving while otherwise impaired. It has been feasible to pass strict lawson driving while __30__ DWI and to aggressively enforce them. The results have been impressiveand may reinforce the public commitment to such programs.
【題組】26.
(A)after
(B)than
(C)when
(D)more
(E)how