Presentation: present perfect vs. past simple

Present perfect vs. past simple

1. Past simple: regular forms

ÍNDICE

2. Past simple: irregular forms

3. Present perfect: forms

4. Present perfect: negative forms

5. Past simple vs. present perfect: use

6. Let's practise I: a few written exercises

7. Let's practise II: Game liar

past simple: form

infinitive + -ed Example: played

Negative: didn't + infinitive Example: didn't play

Past simple: Irregular forms

A few examples:

• have - had
• do - did
• get - got
• go - went
• see - saw

Remeber to learn all these verbs by

Present perfect: forms

have + past participle:

I have already eaten.

3rd person sigular:

she/he/it has + past participle

She/he/it has already done all the homework.

Present perfect: negative forms AND QUESTIONS

Haven't / hasn't + past participle

• I haven't done my homework yet.
• She/he hasn't finished tidying up her/his room.

In questions, we invert subject-verb order

• Have you ever seen a monster?
• Has he already told you the story?

Present perfect vs. past simple: Use

we use te past simple:

We use the present perfect:

• to refer to a definite time in the past (there is no connection to "now")
• to talk about a series of events

• when there is a connection with "now"
• with adverb such as "ever" "just" or "already"
• after "It' the first time that ..."

vs

Let's practise! I

Let's have fun!

Practise now the present perfect and the past tense in the game "LIAR"!

Thank you!