1.   An analysis of data from Australia shows that skin cancer is on the increase.

2.   Compared with adult cancer, cancer in children is relatively uncommon.

3.   I knew what cancer was long before I heard the word.

4.   If there is no safe dose cancer rates should increase as the natural background radiation level increases.

5.   Lung cancer is just one of the many diseases that arise from smoking too many cigarettes.

6.   Lung cancer is one of the more aggressive and tenacious forms of cancer.

7.   Most skin cancers are completely curable, but some can be fatal.

8.   My doctor told me that the cancer was incurable.

9.   The cancer is incurable, however, and Tsongas admitted later that he had concealed its recurrence.

10.   Breast cancer is the leading cause of death for American women in their forties.