TIME EXPRESSIONS USED WITH THE PRESENT PERFECT TENSE

FOR - SINCE (used as prepositions in sentences with a verb in the present perfect tense expressing that an action still goes on) FOR: A period of time Bono has performed on stage for 20 years. SINCE: The moment when the action started I haven’t seen Mary since last week.

ALREADY - YET (used as adverbs in sentences with a verb in the present perfect tense when we are talking about personal experiences) ALREADY: Sooner than expected (affirmative sentences and some questions) They’ve already sold 12 million bands. Have you already done your homework? YET: The speaker is expecting something to happen (negative sentences and questions) He hasn’t found a sponsor yet. Has the programme started yet? Mid position (before main verb) End position (end of sentence)

Other TIME EXPRESSIONS used with the present perfect tense: (In sentences with a verb in the present perfect tense when we are talking about personal experiences) JUST: Only a moment ago The train has just left. EVER: At any time Have you ever done any charity challenges? We haven’t ever eaten in this restaurant. NEVER: At no time I’ve never been there. Mid position (before main verb) Mid position (before main verb) Mid position (before main verb)

RECENTLY: At a time immediately before the present Has Janet talked to him recently? LATELY: Not long ago Have you seen her lately? ONCE: One time I’ve been to London once in my life. TWICE: Two times I’ve been to London twice in my life. THREE TIMES...: I’ve been to Paris three times in the last 5 years. Usually, end position Usually, end position Usually, towards the end of sentence Usually, towards the end of sentence Usually, towards the end of sentence

QUESTIONS How long have you taught English at Secondary School? I have taught English at Secondary School for 18 years. Since when have you taught English at Secondary School? I have taught English at Secondary School since 1992.