【判断题】发球技术动作有正面上手发球、正面上手发飘球、勾手发飘球、勾手大力发球、正面下手发球基本上有这几种( ) (2.0)
【单选题】能产生一种令人愉快的,兼有清凉感的酸味的酸味剂是
【单选题】The ballad (is characterized) by informal diction, by a narrative largely (dependent on) action and dialogue, by thematic (intense), and by (stress) on repetition.
【单选题】能产生一种令人愉快的,兼有清凉感的酸味的酸味剂是 什么?