For years, doctors ___ millions of patients’s lives with the help of microscopes.
A: have saved
B: are saving
A: have saved
B: are saving
A
举一反三
- For years, doctors ________ millions of patients’ lives with the help of microscopes. A: have saved B: are saving C: will save D: are 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
- For years,doctors___ millions of patients’ lives with the help of microscopes. A: have saved B: are saving
- For years,doctors _________ millions of patients’ lives with the help of microscopes.
- For years,doctors ___________millions of patients’ lives with . A: have saved B: ale saving C: will save D: were saving
内容
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5.For years,doctors________millions of patients lives with the help of microscopes. A: A.saved B: B.have saved C: C.has saved D: D.were saving
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For years doctors ___________millions of patients’ lives with .
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Who saved millions of lives?
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____ is what doctors should do. A: Protecting lives B: Saving lives
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By the end of this year ,I ____enough money for a holiday. A: will save B: will be saving C: will have saved D: have saved