对流通领域商品质量进行监督管理的职能部门是（）。 A.工商行政管理部门 B.质量技术

贫富差距问题关键是贫富差距问题的存在，而不是差距的大小。

I was walking home from school while suddenly it rained heavy. What should I do? I didn’t have an umbrella and a raincoat with me. I looked around and   see some students walking happily under their umbrellas. They must listened to the weather forecast. I began to run and caught in the rain. I kept running until I got to a bookstore which I could wait until the rain stopped and in the same time I could read my favorite books. After about half a hour, the rain stopped and I go home. 

目前加液工作中，加液车辆钢瓶大多为（）L，理论LNG最大充装量约为（）。

风梨科植物属于（）。

A、旱生

B、中生

C、湿生

票据在提起诉讼的丧失期间的转让行为有效。