It is acknowledged that Vietnam had a complete control over SARS from
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Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
It is acknowledged that Vietnam had a complete control over SARS from a very early stage of the epidemic.
Vietnam is acknowledged to have a complete control over SARS from a very early stage of the epidemic.
Vietnam is acknowledged to have completely controlled SARS from a very early stage of the epidemic.
Vietnam was acknowledged to have controlled SARS from a very early stage of the epidemic.
Vietnam was acknowledged to have had a complete control over SARS from a very early stage of the epidemic.
Giải thích
Chọn B