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单项选择题

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A. 24% of the world’s health workers.
B. 3% of the world’s health workers.
C. 1% of the world’s health workers.
D. 37% of the world’s health workers.
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单项选择题A. Lack of health workers. B. Lack of medicine. C. Lack of hospitals. D. Lack of WHO officials.

A. Lack of health workers.
B. Lack of medicine.
C. Lack of hospitals.
D. Lack of WHO officials.

单项选择题A. Go to make an arrangement with the course tutor. B. Go to meet the course tutor to check possible topics. C. Go to the library to find topics which have been discussed. D. Go to check email sent by the professor.

A. Go to make an arrangement with the course tutor.
B. Go to meet the course tutor to check possible topics.
C. Go to the library to find topics which have been discussed.
D. Go to check email sent by the professor.