动力转向油泵的皮带过松，会造成（  ）。 A.
无法转向 B.
转向沉重 C.
转向轻便

单项选择题品评一款白酒需要花“慢”时间专注于这杯酒上，通过观、闻、品、悟，体验到细微的差别，感受酒体的复杂性，然后再享受它。 A、正确 B、错误

单项选择题________ are imposed by the federal and all state governments, which include Social Security and Medicare taxes imposed on both employers and employees. A、 Estate and gift taxes B、 Income taxes C、 Payroll taxes D、 Property taxes E、 Sales taxes F、 Tariffs or customs duties 无