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问题 选择题

据《中央电视台》报道：山东某些企业在生产“龙口粉丝”时添加化肥碳酸氢铵和氨水，以达到增白效果，但这两种物质均可转化成致癌物。这两种化肥属于 [ ]

A. 氮肥

B. 磷肥

C. 钾肥

D. 复合肥

答案

答案：A

单项选择题

液氯常温下为()、有强烈刺激性臭味的气体。

A、黄色

B、绿色

C、黄绿色

D、褐色
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阅读理解

读短文，判断正(√)误(×)。

      Hi! I'm Ben. My favourite season is winter. The weather is usually very cold and windy but I like it. Because my birthday is in January. I can play with snow. I usually have a birthday party. Many friends come to my

house. We eat birthday cake and sing birthday songs together. On my birthday, my family often gives me a

birthday gift. I have a lot of fun on my birthday.

( ) 1. Ben doesn't like winter.

( ) 2. Ben's birthday is in spring.

( ) 3. Ben has a birthday party on his birthday.

( ) 4. Ben and his friends eat birthday cake on the party.

( ) 5. Ben's family gives him many gifts.

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