1.【2014届山东菏泽市3月模拟】4. Chinese actor Liao Fan won the Silver Bear for Best Actor at the 64th Berlin International Film Festival, _______ caused a stir in the Chinese film industry.
A. who B. which C. what D. as
2.【2014届重庆南开中学月考】27.E-Bay,Amazon and Shopbop are popular websites __________ people can sell goods to each other.
A.where B.which C.when D.whose
3. 【2014届浙江省六校联考】A curve is a line ______ no part is straight and which has no angle.