2. If you ...... yellow and blue, you get green *
will mix
mix
3. If I .........., I would never have done it *
knew
had known
4. Unless you ...... things easy, you'll get ill *
take
don't take
5. If I ...... you, I would never have done that *
had been
were
6. If you see him, ......... him to call me? *
will you aske
would you have asked
7. If the weather holds, I ........ play golf this afternoon *
will
would
8. If I ........, I'll do it this evening *
could
can
9. ....... you retire if you won the lottery? *
Would
Will
10. If she ..... there, will you give her a message for me? *
is
will be