More and more people in Britain are buying organic food because______.
A. they are getting richer
B. they can get the food anywhere
C. they consider the food free of pollution
D. they like home-grown fruit
造成片重差异超限的原因不恰当的是
A. 颗粒流动性不好
B. 颗粒细粉过多
C. 颗粒含水量过多
D. 加料斗内的颗粒时多时少
E. 冲头与模孔吻合性不好
下列药可用于实热便秘的是
A. 润肠丸
B. 麻仁润肠丸
C. 五仁润肠丸
D. 苁蓉通便口服液
E. 便秘通
Philadelphia is thought to be the best home for the diary because______.
A. it was written in Philadelphia
B. it tells stories about Philadelphia
C. people in the city are interested in old things
D. the British and the Americans once fought in Philadelphia
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