摘要： Samples of blood from Cholera infected patients have been sent to the blood center . A. to be checked B. to be examined C. to test D. being tested
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Samples of blood from Cholera infected patients have been sent to the blood center _______.
|
A．to be checked |
B．to be examined |
C．to test |
D．being tested |
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Samples of blood from Cholera infected patients have been sent to the blood center _______.
- A.to be checked
- B.to be examined
- C.to test
- D.being tested