Present perfect tense with for and since

Mimi has lived with us ________ she was 6.

• for

• since

We have been friends ________ we were in the 3rd grade.

• for

• since

She hasn't won the competition ________ a long time.

• for

• since

My family has not been to a concert ________ last year.

• for

• since

They haven't ridden BMX ________ months.

• for

• since

The ice ________ since last night.

• had melted

• has melted

• have melted

• was melted

My siblings ________ in this school for three years.

• has studied

• have been studied

• has been studied

• have studied

Dad ________ his car since a few hours ago.

• has been washed

• has washed

• have been washed

• have washed

Our teacher ________ each of us to take parts of the project since yesterday.

• had assigned

• has assigned

• have assigned

• has been assigned

Present perfect tense uses the helping words ________ or ________

• had, have

• has, had

• has, have

• been, has/have