find the mistake and correct it
1.It has been a long time since we last talked together,isn't it?
2.Lots of information are store in the computer
3.Either Nam or his father know how to connect the printer
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It has been a long time since we last talked to each other, hasn't it?
1 since -> for
-Since + mốc thời gian: Kể từ khi
-For + khoảng thời gian
2 played -> were playing
-Thì quá khứ tiếp diễn diễn tả hành động đã đang xảy ra tại 1 thời điểm trong quá khứ: S + was/were + Ving+....
-Dấu hiệu trong câu: at this time last month
3 started waiting -> waited
-Thì hiện tại hoàn thành diễn tả hành động kéo dài từ quá khứ đến hiện tại và còn có thể tiếp tục trong tương lai: S + has/have + PII+....
4 when -> since
5 do -> done
1. for => since
2. for 2 months => 2 months ago
3. did => has done
4. ate => eaten
5. have taken => took
6. has begun => began
7. has kept => kept
Find and correct the mistakes in the sentences
1. Our mother hasn't gone shopping for November. (shopped)
2. They last talked to each other for 2 months (haven't)
3. This is the first time she did this kind of exercise (has)
4. I haven't ate this kind of food before (eaten)
5. It's years since we last have taken photographs (\(\varnothing\))
isn't->hasn't
are->is
know->knows