Verb Tenses

Learning Objectives

12 Verb Tenses

Simple Tenses

Progressive Tenses

be verb + ing

Perfect Tenses

Perfect Progressive Tenses

Combine Perfect and Progressive.

Present Perfect vs. Present Perfect Progressive

Most of cases, two tenses are about the same meaning. Otherwise,

Care about be verb.

"before" is a time signal.

The action is still going on.

These signals are usually matching each tenses.

Present Perfect vs. Simple Past

Keywords for tenses.

Simple future vs. Future Perfect

  • Linda will leave before you get there.
  • Linda will have left before you get there.

Sometimes, those two tenses are interchangeable. But without prepositions such as before or by the time that make the sequence of events clear, you need to use the future perfect to show what happened first.

  • At eight o’clock Linda will leave. (This means that Linda will wait until 8 o’clock to leave.)
  • At eight o’clock Linda will have left. (This means Linda will leave before 8 o’clock.)

-- Future Perfect - grammarly

Conjunctions and Commas

Learning Objectives

Sentence Types

Coordinate conjuctions: and, but, or, nor, yet, so, for.

Compound Sentences

No subject after the conjuction = No comma before the conjuction

Quiz

Decide if these sentences need to use a comma or not.

Answer:

Summary

Coordinate conjunctions and punctuation chart

Practices

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