【判断题】桑叶诱食因子都是些挥发性物质,蚕通过触角上的嗅觉器官感知。
【单选题】--- Would you mind if I smoked here? ---I am afraid…, but if you________.
【单选题】在小麦的产量构成因素中,对产量贡献率超过 50%以上的因素是( )
【单选题】—Would you mind beginning No. 6? —________.
【判断题】桑叶诱食因子都是些挥发性物质,蚕通过触角上的嗅觉器官感知。()
【单选题】-Would you mind changing seats with me? -__________.
【单选题】—It's so cold. Would you mind closing the door? —_____. [ ]