Present Simple: usually, always, often, sometimes, rarely, never, every day, +V/Vs, - don't /doesn't, ? Do/does, Present Continuous: now, at the moment, Look!, Listen!, am/is/are + ing,

Pr simple vs Continuous

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？