ThereportfromNHTSAsuggeststhat.
A.fewerpeoplewereinjuredincrosswalks
B.crosswalksafetyhasbeengreatlyimproved
C.muchhasbeendonetoreducetr afficaccidents
D.pedestr iandeathsincrosswalkremainaseriousproblem
正确答案:D
ThereportfromNHTSAsuggeststhat.
A.fewerpeoplewereinjuredincrosswalks
B.crosswalksafetyhasbeengreatlyimproved
C.muchhasbeendonetoreducetr afficaccidents
D.pedestr iandeathsincrosswalkremainaseriousproblem
正确答案:D