Used to      

                                                      Mr.Ben Abbou

       We use used to do to talk about the past. It is not a tense but it is like a tense. It is a special expression. We use the expression used to do for the past only.

Do not confuse used to do with with the expression be used to. They have different meanings.

Structure of Used to do. The structure is:

Used or use?

• when there is did in the sentence, we say use to (without d)
• when there is no did in the sentence, we say used to (with d)

Use of Used to do

We use the used to do expression to talk about:

• an activity that we did regularly in the past (like a habit)
• a situation that was true in the past

Look at these examples.