27.
maijā
Eksāmens
MATEMĀTIKĀ 9. KLASEI
Teorija
| We use the PRESENT PERFECT | We use the PAST SIMPLE |
to talk about an action that happened at an unstated time in the past. Ann has sold a lot of books. (When? We don't know. The time is not stated.) | to talk about an action that happened at a stated time in the past. Ann sold her first book in 2011. (When? In 2011. The time is mentioned.) |
to talk about an action that started in the past and is still continuing in the present. Jamie has had a cold for two days. (He has still got a cold.) | to talk about an action that started and finished in the past. Jamie had a cold for two days. (He hasn't got a cold any more.) |
with time expressions just already ever never yet still since for lately recently this morning (this week, today,…) once (twice, three times,...) so far (up to now) How much (How many / How long…?) before | with time expressions yesterday last (last month) ago (two days ago) in ... (in 2015) when (when I was 5) |
They have seen "The Chronicles of Narnia" three times. They have seen "The Chronicles of Narnia". | They saw "The Chronicles of Narnia" yesterday. (When? We know. Yesterday.) |