Since, For
We use since when we say the begnning of the period ( I know him since 2010)
We use for when we say the period of time (I know him for five years)
We don`t use for in expressionsss with all(all day,all morning, all week,all my life, etc.)
Exercise 1.(put in since or for)
1.Tom and I have known each other------- six months.
2.It`s been raining------- I got up this morning.
3.Tom`s father has been a policeman------- 20 years.
4.Yfve you been learning English-------a long time?
5.---------Christmas, the weather has been quite mild.
6.Ann has been on holiday-----three days.
7.That`s a very old car. I`ve had it------ages.
Exercise 2.(In this exercise you have to imagine that two people are talking).
Example: A: Do you often go on holiday?(no/five years)
B: No, it`s five years since I went on holiday
1.A: Do you often eat in restaurants?(no/six months)
B: No, it
2. A: Does it often snow here?(no/years)
B: No,
3. A: Do you often play cards?(no/ a long time)
Exercise 3.(put in since or for)
1.She`s been working here (from April until now)
2.Shes been working here (six months)
3.I haven`t seen Tom (from Monday until now)
4. I haven`t seen Tom (three days)