GRAMMAR

GRAMMAR

1. PERFECT MODALS

   • STRUCTURE
     • Subject +ordinary modal+have+past participle
       • USAGE
         • are use to talk about past actions
           • EXAMPLE
             • It must have been hot last summer. I imagine that it was probably hot last summer
               • She needn't have cleaned the entire house.

2. THIRD CONDITIONAL

   • STRUCTURE
     • If+past perfect would/wouldn't have + verb in past participle
       • USAGE
         • is used to express the past consequence of an unrealistic action or situation in the past.
           • EXAMPLE
             • If it had rained, you would have gotten wet.
               • You would have gotten wet if it had rained.

3. MIXED CONDITIONAL

   • STRUCTURE
     • If + subject + past perfect, subject + would + verb in infinitive
       • If + subject + past simple + would + have + verb in participle
         • USAGE
           • It is possible for the two parts of a conditional sentence to refer to different times, and the resulting sentence is a "mixed conditional" sentence. There are two types of mixed conditional sentence.
             • EXAMPLE
               • If I had worked harder at school, I would have a better job now.
                 • I would have a better job now if I had worked harder at school.