The Sanlu Milk Powder event is a clear indication that food safety is a big problem; nobody can ___ all foods are secure to us, but we are sure that the situation is turning for the better.
发布时间:2021-08-04
A.acknowledge
B.guarantee
C.identity
D.clarify
试卷相关题目
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B.cater to
C.appeal to
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A.a word
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