I. Rewrite:
1. We can’t swim in this river because the water is polluted.
Because of ...............................................................................................................................
2. We can’t come to the party on time since there are a lot of trafficon the streets.
Because of .............................................................................................................................
3. Although he was sick, he wanted to go out. ( but)
................................................................................................................................................
4. I can’t buy this bike because I don’t have enough money. ( therefore)
......................................................................................................................................................
5. He failed the exam as he didn’t learn lessons.
Because ............................................................ ........................................................................
6. I can’t go to school to day because I have a toothache.
Since................................................................. .........................................................................
7. Nobody can answer this question because of its difficult.
Because ......................................................................................................................................
8. He can’t play basketball because of his height.
Because he ................................................................................................................................
9. He can’t meet you because of being busy.
Since ..................................................................................................................................
The wether was bad, but they decided to go for a pinic.
Although ...............................................................................................................................
It is raining, so we decide to postpone our trip.
Because of ..............................................................................................................................
I felt tired but I had to finish this work.
Though ...................................................................................................................................
She can’t work hard because she is old.
Because of ...............................................................................................................................
