unit+2

B/ Rewrite the following sentences. Use 1st, 2nd and 3rd conditional. Unless
 * 1) If you don´t have a receipt, you can´t take your jeans back.
 * 1) We didn´t invite you because we didn´t know you liked reggae music.


 * 1) I´m busy this evening so I can´t come to your house.


 * 1) I think you should apologise to her.

Unless she
 * 1) She won´t be able to help me unless I arrive early in the morning.
 * 1) The driver fell asleep and caused the accident.


 * 1) We didn´t move to Paris last year and that´s why I didn´t learn French.


 * 1) I will phone your parents if your behaviour doesn´t change.

Unless If
 * 1) In my opinion, Andrew´s mother should sell his computer.
 * 1) As long as teenagers have a computer, they´ll want to surf the Internet.
 * 1) Dave fell asleep so he missed the end of the accident.


 * 1) We can´t go out because we haven´t got any money.


 * 1) My sister gets bored because she doesn´t work.


 * 1) Luke hates flying so he never goes abroad.


 * 1) Jan´s classmate don´t like her because she is very big headed.