Complete the sentences with a word derived from the one in brackets.
Current research indicates a （ ）relationship between all forms of smoking and cancer of the mouth and throat.(cause)
CAUSAL
Complete the sentences with a word derived from the one in brackets.
Current research indicates a （ ）relationship between all forms of smoking and cancer of the mouth and throat.(cause)
Complete the sentences with a word derived from the one in brackets.
Current research indicates a （ ）relationship between all forms of smoking and cancer of the mouth and throat.(cause)
CAUSAL
