The Future Perfect expresses the idea that something will occur before another action in the future. It can also show that something will happen before a specific time in the future.

The Past Conditional is used to express a possible future action related to the past.

The main use of the Future Simple is to express what will happen or may occur after now.

The Pluperfect mainly deals with actions completed before something in the past. It expresses the idea that something occurred before another action in the past. It can also show that something happened before a specific period of time in the past.

We use the Present Perfect to express that an action happened at an unspecified time before now.

The Imperative Affirmative is used to give orders, commands or directions.

The main use of the Present Simple is to express simultaneity between the action and the time in which it happened.

PRETERIT. It’s generally used for quick, specific actions.

The Imperfect is used to express long term, habitual or background actions as well as for descriptions and simultaneous actions happened in the past. This tense is specific to Spanish and there is not an exact counterpart in English.

The Preterit is generally used to express completed actions, facts or universal truths happened in the past. Generally, at a specific time or date.