摘要： Anyone, once positive for H7N9 flu virus, will receive free medical treatment from our government. A. to be tested B. being tested C. tested D. to test
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Anyone, once _______ positive for H7N9 flu virus, will receive free medical treatment from our government.
A. to be tested B. being tested C. tested D. to test
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Anyone, once ____ positive for H7N9 flu virus, will receive free medical treatment from our government.
A. to be tested B. being tested C. tested D. to test
查看习题详情和答案>>
Anyone, once _______ positive for H7N9 flu virus, will receive free medical treatment from our government.
A. to be tested B. being tested C. tested D. to test
查看习题详情和答案>>