第19题: [单项选择]A. Forty yuan. B. Thirty yuan. C. Thirty-five yuan. D. Forty-five yuan. 参考答案:C 答案解析:[解析] M: I’d like to buy these four greeting cards. Are they ten yuan each W: Three of the
第21题: [单项选择]提高短跑运动员速度的训练方法有() A. 30米行进间跑,60米行进间跑,多级跳、30米跨步跳,蹲踞式起跑30米 B. 30米行进间跑,120米后蹬跑,100米高抬腿跑,三级跳 C. 150米行进间跑,站立式起跑200米,50米行进间跑,100米全程跑 D. 200米后蹬跑,30米行进间跑,100米高抬腿跑 参考答案:A