Make Sure: 时态用法详解

Make sure 可以用于各种时态，但是通常是用于现在时或将来时。例如：

• Make sure you lock the door before you leave. (现在时)
• I will make sure to call you as soon as I arrive. (将来时)

如果需要使用完成时，则可以将 make sure 与完成时连用，例如：

• Have you made sure that all the windows are closed? (完成时)