unit 1 - tenses

The department meets once a month to review the status of projects.

• present simple

• present continuous

• present perfect

• past simple

• present perfect continuous

Last year researchers discovered a new cancer treatment.

• present simple

• present continuous

• present perfect

• past simple

• present perfect continuous

The business managers are discussing next year's budget right now.

• present simple

• present continuous

• present perfect

• past simple

• present perfect continuous

None of the computers were working when I came in this morning.

• past continuous

• present continuous

• present perfect

• past simple

• present perfect continuous

She has made many contributions to the field.

• past perfect

• present continuous

• present perfect simple

• past simple

• present perfect continuous

He has just published an article about his findings.

• past perfect

• present continuous

• present perfect simple

• past simple

• present perfect continuous

They have studied ancient cultures for many years.

• past perfect

• present continuous

• present perfect simple

• past simple

• present perfect continuous

By 2016, he had started a new business.

• past perfect

• present continuous

• present perfect simple

• past simple

• present perfect continuous

They had already finished medical school when the war broke out.

• past perfect

• present continuous

• present perfect simple

• past simple

• present perfect continuous

Steven was always talking in class.

• present continuous

• present perfect

• past continuous

• past perfect

• past simple