1. Keeping the environment clean is very important.
ÊIt’s………………………………………………………
3. It’s three years since I last spoke to her.
ÊI haven’t………………………………………………….…………
1. How long is it since you used the car?
ÊWhen …………………………………………………….…………..
5. We started living here 15 years ago.
ÊWe have…………………………………………………………………
6. We can’t drink the water because it’s too hot.
ÊThe water isn’t…………………………………
7. It has been raining for five hours.
ÊIt started……………………………………………………………………
8. To help mom at home is a good activity.
ÊIt is………………………………..…..……………………………
1. It’s very important to keep the environment.
2. I haven’t spoken to her for three years.
1. When did you begin using the car ?
5. We have lived here for 15 years.
6. The water isn’t cold enough to drink.
7. It started to rain five hours ago.
8. It is a good activity to help mom at home.
1) Keeping the environment clean is very important.
⇒ It’s very important to keep the environment clean.
2) It’s three years since I last spoke to her.
⇒ I haven’t spoken to her for three years.
3) How long is it since you used the car?
⇒ When did you begin to use the car?
4) We started living here 15 years ago.
⇒ We have lived here for 15 years.
5) We can’t drink the water because it’s too hot.
⇒ The water isn’t cold enough for us to drink the water.
6) It has been raining for five hours.
⇒ It started raining five hours ago.
7) To help mom at home is a good activity.
⇒ It is good to help mom at home.