问题
单项选择题
粮豆的主要卫生问题是霉菌和毒素的污染、农药残留以及（）
A.微生物的污染
B.重金属和仓储害虫的污染
C.环境条件
D.理化因素
E.人为污染
答案
参考答案：B
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粮豆的主要卫生问题是霉菌和毒素的污染、农药残留以及（）
A.微生物的污染
B.重金属和仓储害虫的污染
C.环境条件
D.理化因素
E.人为污染
参考答案：B
| 用所给单词的适当形式填空。 | |
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| When Walt Disney was young,he wanted very much to be a(n) __1__.One day he __2__ along some of his pictures and went to a newspaper office in the __3__ of getting a job there.__4__,they were not interested in them. His friends tried to __5__ him. Disney didn't lose __6__.He __7__ to draw lots of pictures. His family were poor and he used to stay in the family garage and draw __8__ there.One day a mouse came into the garage and played on the floor.Disney stopped __9__ and watched the mouse. The mouse came towards him and he gave it a piece of bread. __10__ the mouse came and danced on his table. Day after day the mouse returned and was given more bread. In this way over several days the artist and the mouse became good friends. |