1. I’m going to buy a computer. I haven’t got much money. (even though) 

=> even though ( mặc dù ) i haven't got much money, i'm going to buy a computer

2. I work hard. I still have to take work home with me. (however)

=> i work hard however i still have to take work home with me

3. although He arrived late, He did not appologize.  (although) 

4. Pollution will get worse if Car emissions are not reduced.  (if) 

5. I don’t know when He will arrive.  (when)

6. If he doesn’t get this job, he will start his own business. 

=> unless he get this job, he will start his own business ( unless= if not)

1. even though i haven't got much money, i'm going to buy a computer.

2. i worked hard however i still have to take work home with me.

3. although he arrived late, he didn't appologize. 

4. pollution will get worse if car emissions are not reduced.  

5. I don’t know when he will arrive. 

6. unless he get this job, he will start his own business.