1.   He clenched his fists at his sides to strengthen his resolve.

2.   In fact, the courage shown by their Martyred brothers and sisters had only strengthened their resolve to persevere.

3.   Recent events strengthened her resolve to find out the truth.

4.   She felt her anger grow colder, not hot, strengthening her resolve.

5.   The poverty she saw there strengthened her resolve to do something to help.

6.   The quarrel only served to strengthen my resolve to start out on my own.

7.   The resulting humiliation should serve to strengthen your resolve.

8.   Their move away from video, while strengthening a resolve with the fans, has been strongly criticised within business circles.

9.   Undoubtedly Margaret helped strengthen her resolve.