题目

Mum        my suggestion while Dad spoke      my idea. A．turned off, in favour of                                                               B．turned down, in favour of C．turned down, in need of                              D．turned on, in hope of 答案：B南美洲的安第斯山脉是由哪两大板块碰撞而成A. 美洲板块与南极洲板块 B. 美洲板块与亚欧板块C. 美洲板块与太平洋板块 D. 美洲板块与印度洋板块