Modal verbs are easy to spot because there are so few of them. In addition to must, shall, will, should, would, can, could, may and might, we can add ought to and have to. If we are told that we 'must ...

Use the preterite tense to talk about what has already happened or actions that have been completed. The preterite tense is often used with specific time frames, eg yesterday, last week, last year.

Abstract: Automatic modulation classification (AMC) plays a pivotal role in cognitive communication systems. Recent advances in contrastive learning have shown promising feature extraction ...

Partly cloudy with a 60% chance for rain and thunderstorms. High temperature around 88F. Dew point will be around 57F with an average humidity of 61%. Winds will be 3 mph from the SW. Partly cloudy ...

Want to know the weather right now in Liga, Tarapacá, CL? Check your local forecast, weather tonight & tomorrow, air quality report, pollen, lightning map to help plan your day ...