Answers

Unit 6 **

1    1    unless

      2    used

      3    have

      4    would

      5    if

      6    hadn’t

2    1    You won’t lose weight unless you change your diet.

      2    I won’t walk to school if I don’t have to.

      3    You won’t have anything for lunch unless you go shopping.

      4    Her ankle won’t get better if she doesn’t rest it.

      5    I won’t go jogging today if the weather doesn’t improve.

3    1    Kelly wouldn’t feel lonely if she had some friends.

      2    Dave wouldn’t have problems with his teeth if he didn’t   eat a lot of sweets.

      3    Sue wouldn’t get bad marks if she concentrated in class.

      4    If Mary didn’t finish work late, she’d go out with her         friends.

4    1    would have come; had let

      2    hadn’t eaten; wouldn’t have been

      3    wouldn’t have broken; hadn’t gone

      4    had been; would have seen

      5    ’d known; ’d have sent

      6    would have won; ’d trained

5    1    We wouldn’t have got home late if we hadn’t missed the
      last bus.

      2    I would have gone to the cinema if I’d had some money.

      3    If he hadn’t hurt his arm, he would have taken part in the  competition.

      4    I wouldn’t have bought a new tennis racket if I hadn’t lost my old one.

      5    They would have finished the race if they’d been fit.

      6    I wouldn’t have gone to the concert on Saturday if  a friend hadn’t invited me.