单项选择题 代购链就是指代购和转运模式，供应链形态多采用店头扫货，清关多采用个人物品和邮政包裹等阳光清关方式。

判断题 电磁透镜产生的是均匀的磁场。 正确 错误

未知题型 What's the point of mentioning popular stars who had been to the mall?A.To show its power of attraction.B.To show that few rich people like to shop therE.C.To tell the public about a new movie being made about it.D.To tell people that they have chances of meeting famous stars therE.

单项选择题 我国将以新税制取代行邮税：取消100元以下免征政策。

未知题型 According to the text, 'a hoax' (Line 1, ParA.3) is probably ______.A.an experiment for the protection of cropsB.a special way to plant cropsC.an attempt made to fool peopleD.a research on the force of winds