The doctors are busy doing what they can________ the dying man.
A: saving
B: save
C: to save
D: saves
A: saving
B: save
C: to save
D: saves
举一反三
- The doctor will do everything he can ________ (save) the dying(垂死的) man.
- (sad) _______, the doctors failed to save the poor man.
- For years, doctors ________ millions of patients’ lives with the help of microscopes. A: have saved B: are saving C: will save D: are saving
- For years,doctors ___________millions of patients’ lives with . A: have saved B: ale saving C: will save D: were saving
- 5. For years, doctors ______ millions of patients’ lives with the help of microscopes. A: have saved B: are saving C: will save D: were saving