面粉的“熟化”是指面粉在贮存期间，空气的氧气自动氧化面粉中的

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问题单项选择题

面粉的“熟化”是指面粉在贮存期间，空气的氧气自动氧化面粉中的色素，并使面粉中的还原性氢团转化为双硫键，从而使面粉（），面粉的物理性能得到改善。

A、色泽变暗

B、色泽变白

C、潮湿

D、干燥

答案

参考答案：B

阅读理解

阅读短文，判断正(T)误(F)。

It was Sunday yesterday. The weather was fine. Jim and Tom went to the zoo by bike. They saw lots

of animals there. They were very happy. At eleven o'clock, they were hungry and thirsty. So they bought

some hot dogs and some milk. They had them for lunch. Then they played in the zoo. They jumped and

ran. They had a good time.

( ) 1. The weather was fine yesterday.

( ) 2. They went to the park by bike.

( ) 3. They saw lots of animals.

( ) 4. They had some bread and milk for lunch.

( ) 5. They had a good time.

单项选择题

《国际危规》的英文缩写是什么？（）

A、BCCODE

B、IMDGCODE

C、IBCCODE

D、IGSCODE