SIMPLE PRESENT

Affirmative

• I back up
• you back up
• she/he/it backs up
• we back up
• you back up
• they back up

Negative

• I do not back up
• you do not back up
• she/he/it does not back up
• we do not back up
• you do not back up
• they do not back up

Interrogative

• do I back up ?
• do you back up ?
• does she/he/it back up ?
• do we back up ?
• do you back up ?
• do they back up ?

Negative - Interrogative

• do I not back up ?
• do you not back up ?
• does she/he/it not back up ?
• do we not back up ?
• do you not back up ?
• do they not back up ?

PRESENT CONTINUOUS

Affirmative

• I am backing up
• you are backing up
• she/he/it is backing up
• we are backing up
• you are backing up
• they are backing up

Negative

• I am not backing up
• you are not backing up
• she/he/it is not backing up
• we are not backing up
• you are not backing up
• they are not backing up

Interrogative

• am I backing up ?
• are you backing up ?
• is she/he/it backing up ?
• are we backing up ?
• are you backing up ?
• are they backing up ?

Negative - Interrogative

• am I not backing up ?
• are you not backing up ?
• is she/he/it not backing up ?
• are we not backing up ?
• are you not backing up ?
• are they not backing up ?

SIMPLE PAST

Affirmative

• I backed up
• you backed up
• she/he/it backed up
• we backed up
• you backed up
• they backed up

Negative

• I did not back up
• you did not back up
• she/he/it did not back up
• we did not back up
• you did not back up
• they did not back up

Interrogative

• did I back up ?
• did you back up ?
• did she/he/it back up ?
• did we back up ?
• did you back up ?
• did they back up ?

Negative - Interrogative

• did I not back up ?
• did you not back up ?
• did she/he/it not back up ?
• did we not back up ?
• did you not back up ?
• did they not back up ?

PRESENT PERFECT

Affirmative

• I have backed up
• you have backed up
• she/he/it has backed up
• we have backed up
• you have backed up
• they have backed up

Negative

• I have not backed up
• you have not backed up
• she/he/it has not backed up
• we have not backed up
• you have not backed up
• they have not backed up

Interrogative

• have I backed up ?
• have you backed up ?
• has she/he/it backed up ?
• have we backed up ?
• have you backed up ?
• have they backed up ?

Negative - Interrogative

• have I not backed up ?
• have you not backed up ?
• has she/he/it not backed up ?
• have we not backed up ?
• have you not backed up ?
• have they not backed up ?

PAST CONTINUOUS

Affirmative

• I was backing up
• you were backing up
• she/he/it was backing up
• we were backing up
• you were backing up
• they were backing up

Negative

• I was not backing up
• you were not backing up
• she/he/it was not backing up
• you were not backing up
• you were not backing up
• they were not backing up

Interrogative

• was I backing up ?
• were you backing up ?
• was she/he/it backing up ?
• were we backing up ?
• were you backing up ?
• were they backing up ?

Negative - Interrogative

• was I not backing up ?
• were you not backing up ?
• was she/he/it not backing up ?
• were we not backing up ?
• were you not backing up ?
• were they not backing up ?

PRESENT PERFECT CONTINUOUS

Affirmative

• I have been backing up
• you have been backing up
• she/he/it has been backing up
• we have been backing up
• you have been backing up
• they have been backing up

Negative

• I have not been backing up
• you have not been backing up
• she/he/it has not been backing up
• we have not been backing up
• you have not been backing up
• they have not been backing up

Interrogative

• have I been backing up ?
• have you been backing up ?
• has she/he/it been backing up ?
• have we been backing up ?
• have you been backing up ?
• have they been backing up ?

Negative - Interrogative

• have I not been backing up ?
• have you not been backing up ?
• has she/he/it not been backing up ?
• have we not been backing up ?
• have you not been backing up ?
• have they not been backing up ?

PAST PERFECT

Affirmative

• I had backed up
• you had backed up
• she/he/it had backed up
• we had backed up
• you had backed up
• they had backed up

Negative

• I had not backed up
• you had not backed up
• she/he/it had not backed up
• we had not backed up
• you had not backed up
• they had not backed up

Interrogative

• had I backed up ?
• had you backed up ?
• had she/he/it backed up ?
• had we backed up ?
• had you backed up ?
• had they backed up ?

Negative - Interrogative

• had I not backed up ?
• had you not backed up ?
• had she/he/it not backed up ?
• had we not backed up ?
• had you not backed up ?
• had they not backed up ?

PAST PERFECT CONTINUOUS

Affirmative

• I had been backing up
• you had been backing up
• she/he/it had been backing up
• we had been backing up
• you had been backing up
• they had been backing up

Negative

• I had not been backing up
• you had not been backing up
• she/he/it had not been backing up
• we had not been backing up
• you had not been backing up
• they had not been backing up

Interrogative

• had I been backing up ?
• had you been backing up ?
• had she/he/it been backing up ?
• had we been backing up ?
• had you been backing up ?
• had they been backing up ?

Negative - Interrogative

• had I not been backing up ?
• had you not been backing up ?
• had she/he/it not been backing up ?
• had we not been backing up ?
• had you not been backing up ?
• had they not been backing up ?