驾驶装有ABS的机动车，制动时一定轻踏制动踏板，以防侧滑。
参考答案：错
解析：驾驶装有ABS的机动车制动时，一定要用力踩制动踏板。
---- You'd better_______ some popcorn or soft drinks before the film begins.
---- But I think it's better _______ anything while watching the film.
A．buy; not have
B．to buy; not to have
C．to buy; not have
D．buy; not to have
关于正常产褥错误的是
A．胎盘娩出后，宫底7天左右降入骨盆B．过早劳动可以造成子宫脱垂C．血性恶露持续1周左右D．产后血容量短暂增加，2～3周恢复正常E．产后3～4天可以有低热
