四六级考试

【单选题】
{{B}}SECTIONA、CONVERSATIONS{{/B}}
{{I}} In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow.{{/I}}

Why is it important to quick freeze fresh foodA．The cells of plants and animals are damaged by slow freezing.
B．It saves time in the food production process.

C、It reduces the amount of energy required to freeze the fooD、
D．The food defrosts more quickly.

网考网参考答案：A
网考网解析：
本题考查原因。根据原文“Look, usually when a plant or animal cell freezes， large ice crystals form inside and eventually tear the cell walls... And also what changes the taste of something that’s been frozen. But if you freeze something quickly, only very small ice crystals form.”因此选项A为正确答案。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>