对未放置检验合格标志上道路行驶的车辆，交通警察可依法予以扣留。
参考答案：对
According to recent reports, one of the rare animals, _____ crocodile, will be in danger of dying out in _____ 2020s.
A．a; /
B．the; the
C．the; /
D．/; the
钩端螺旋体病常为
A．浆液性炎B．纤维素性炎C．出血性炎D．肉芽肿性炎
