B1.6 U6a Purpose language Practice

1 We worked together for / to solve the problem faster.

• for

• to

2 The box was useful for / to holding the candle.

• for

• to

3 We looked at the solution key for / to the answers.

• for

• to

4 I went to the conference so that / to find out more about the brain.

• so that

• to

5 I sit near the front so that / to I can hear better.

• so that

• to

6 The speaker used pictures for / to make the explanation clearer.

• for

• to

7 Lots of people do Sudoku so that / to keep their brain active.

• so that

• to

8 I’m learning Chinese for / so that I can work in China.

• so that

• to