Tenses

Present Progressive / Present Continuous

There is a group of verbs which basically are not used in Present Progressive. These verbs can be classified into following categories:

Verbs of senses feel, hear, see, smell, notice, observe (=notice),
Verbs expressing feelings and emotions admire, adore, appreciate, care for, desire, detest, dislike, fear, hate, like, loathe, love, mind, respect, value, want, with
Verbs referring to mental activities agree, appreciate, assume, believe, expect, feel, forget, know, mean, perceive, realize, recall, recognize, recollect, remember, see, see through, suppose, think ( = have an opinion), trust, understand

1. HAVE

Affirmative sentences Negative sentences Questions
I am having a shower. I am not having a shower. Am I having a shower?
You are having a shower. You are not having a shower. Are you having a shower?
He is having a shower. He does not have a car. Is he having a shower?
She is having a shower. She is not having a shower. Is she having a shower?
We are having a shower. We are not having a shower. Are we having a shower?
You are having a shower. You are not having a shower. Are you having a shower?
They are having a shower. They are not having a shower. Are they having a shower?

2. DO

Affirmative sentences Negative sentences Questions
I am doing an exercise. I am not doing an exercise. Am I doing an exercise?
You are doing an exercise. You are not doing an exercise. Are you doing an exercise?
He is doing an exercise. He is not doing an exercise. Is he doing an exercise?
She is doing an exercise. She is not doing an exercise. Is she doing an exercise?
We are doing an exercise. We are not doing an exercise. Are we doing an exercise?
You are doing an exercise. You are not doing an exercise. Are you doing an exercise?
They are doing an exercise. They are not doing an exercise. Are they doing an exercise?

3. Modal verbs: can, may, must, need etc. ARE NOT used in Present Progressive