Notes On Future Perfect Tense - Usage - CBSE Class 6 English Grammar
Basic form Subject + WILL HAVE + Verb (past participle form) Quick examples The train will have left by now. We use the Future Perfect tense to talk about actions that will be finished before some point in the future. We also use this tense to express situations that will last for a specified period of time at a definite moment in the future. The last use is to express certainty that an action was completed. Use Completion before a specified point in the future Actions or situations that will last in the future (for a specified time) Certainty that an action was completed    Use 1: Completion before a specified point in the future The first use of this tense is to talk about future actions that will be finished before some specified point in the future. Before they come, we will have cleaned up the house. Use 2: Duration in the Future Another use of this tense is to talk about actions will last after a given point in the future. By the next year, I will have known Monica for 30 years. Common Time Expressions Time expressions that are commonly used with the Future Perfect: By By the time Before By tomorrow/7 o'clock/next month Until/till Use 3: Certainty About the Near Past The last use is to express conviction that something happened in the near past. The train will have left by now. We have to look for another way to get there. (I'm sure the train has left)

#### Summary

Basic form Subject + WILL HAVE + Verb (past participle form) Quick examples The train will have left by now. We use the Future Perfect tense to talk about actions that will be finished before some point in the future. We also use this tense to express situations that will last for a specified period of time at a definite moment in the future. The last use is to express certainty that an action was completed. Use Completion before a specified point in the future Actions or situations that will last in the future (for a specified time) Certainty that an action was completed    Use 1: Completion before a specified point in the future The first use of this tense is to talk about future actions that will be finished before some specified point in the future. Before they come, we will have cleaned up the house. Use 2: Duration in the Future Another use of this tense is to talk about actions will last after a given point in the future. By the next year, I will have known Monica for 30 years. Common Time Expressions Time expressions that are commonly used with the Future Perfect: By By the time Before By tomorrow/7 o'clock/next month Until/till Use 3: Certainty About the Near Past The last use is to express conviction that something happened in the near past. The train will have left by now. We have to look for another way to get there. (I'm sure the train has left)
Next