题目内容

Q64.We have a special surprise for you—a seven-day online promotion of all the electronic products we manufactured last year.

A.我们有个特大的喜讯——我们将在七天之内上网展出去年生产的所有电器产品。
B.我们给你一个特别的惊喜——在线促销我们去年生产的所有电子产品，为期七天。
C.我们为你准备了礼物——你可凭去年购买我们公司产品的发票在七天内上网申领。

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Q65.The customer's sense of satisfaction in a restaurant is, in most cases, determined by its waiters' service. If you are a waiter, your primary responsibility is to ensure that all your customers are happy and their needs are met. So you must be ready to respond to a variety of demands from your customers. However, your most important duty is to ensure that you accurately take your customer's order, so he receives the dish exactly the way he likes.

奶粉不仅保留了奶的营养价值，还便于、和。

A. 包装
B. 运输
C. 保藏
D. 食用

薄膜式浓缩器具有、、等优点, 乳品生产中常用升膜式真空浓缩设备和降膜式真空浓缩设备。

A. 蒸发面积大
B. 热利用效率高
C. 水分蒸发快
D. 结构较非膜式简单

单效浓缩