1. since it was a nice day, we went for a walk by the sea

2. since we didn't want to wake anybody up, we came in very quietly 

3. she wat late for work because she missed the bus 

4. we didn't know what time it is because none of us had a watch 

5. as we hadn't seen lisa for a long time, we didn't recognise her 

6. archi was very fat because he ate too much 

7. as the door was open, i walked in 

8. we watched tv all night as we had nothing better to do 

9. since they live near us, we see them quite often 

$\text{- Since it was a nice day, we went for a walk by the sea.}$

$\text{- Since we didn't want to wake anybody up, we came in very quietly .}$

$\text{- She wat late for work because she missed the bus .}$

$\text{- We didn't know what time it is because none of us had a watch .}$

$\text{- As we hadn't seen lisa for a long time, we didn't recognise her .}$

$\text{- Archi was very fat because he ate too much .}$

$\text{- As the door was open, i walked in .}$

$\text{- We watched tv all night as we had nothing better to do .}$

$\text{- Since they live near us, we see them quite often .}$

^^, xin hay nhất