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WEAK VERBS
We must use auxiliaries in regular verbs.
Add -s or -es in the third person in positive sentences.
Use don´t / doesn´t in negative form.
Use Do / Does in question form. -
STRONG VERBS
The irregular verbs don't need auxiliaries they are considered strong verbs: am - is - are.
I will explain in the next class. -
The Simple Present Tense / Positive sentences and examples
Explanation and examples of Positive Sentences.
Use in affirmative actions or routines the rules to the third person.
Structure: Subj + V. base + Complement.
Example: The earth goes around the sun.
I usually go away at weekends.
Murphy, R. (2012) English Grammar in Use. 4ta. Edición -
Negative sentences
Use to do negative actions.
Structure: Subj + don´t / doesn´t + V. base + Complement.
Example: Rice doesn´t grow in cold climates.
I don´t play video games.
Murphy, R. (2012) English Grammar in Use. 4ta. Edición -
Yes/No Questions and Answers
Use Do / Does to do questions and long and short answers.
Structure: Do/Does + Subj + V. base + Complement +?
Example: Does Luis drive a truck?
Positive Answers: Yes, Luis drives a truck. / Yes, Luis does.
Negative Answers: No, Luis doesn´t dive a truck. / No, Luis doesn't.
Murphy, R. (2012) English Grammar in Use. 4ta. Edición