He was a heavy smoker and died of lung cancer, which proves the ________ that smoking kills.
举一反三
- Lung cancer is the No.1 cancer to kill American people. No cancer kills more American than lung cancer.
- Smoking is _____to lung cancer and many other diseases.
- ( ) smoking, he would not have got cancer in the lung. ( ) smoking, he would not have got cancer in the lung.
- Smoking is ______to lung cancer and many other diseases. A: elating B: elates C: elated
- 中国大学MOOC: Smoking has long been ________ lung cancer and even breast cancer.