We've had terrible weather…………………Saturday.
never
for
since
ever
. I've known Tom……………………….1990.
. The pilots have been on strike…………………..two months.
. She hasn't lost a match…………………………April.
. He has been fishing………………………2 o'clock.
. I've worked…………………………….. I got up.
The kettle has boiled………………… ten minutes.
. Nobody has seen him………………...he left.
I've been looking for this book………………………… a long time.
. It has been foggy……………………….six hours.
They've been living in France…………………..eight years.
Things have changed……………………he became the headmaster.
. Our dog has been ill………………………… two days.
. We have been here .. ……………………. half an hour.
The police have looked for him…………………….a month.