全世界已作出巨大努力来征服癌症。There has been a tremendous international effort to________cancer.
举一反三
- Finally, i would like to ____by saying that it has been a tremendous pleasure to work with you all.
- Every effort has been made to _______ that all information was correct at the time of publication.
- The number of international students who study in China has been on a rise.
- 中国大学MOOC: Smoking has long been ________ lung cancer and even breast cancer.
- He has been fighting bravely against a _____ (晚期的) cancer for more than two years.