允许自由防守队员参加集体拦网。
参考答案:错
—Whose songs have you been playing?
—______ years we played other people's songs, but now we play______ our own songs. [ ]
A. In, mostly
B. For, most
C. For, mostly
D. In, the most
男性,72岁,转移性右下腹痛16小时,体温正常,无腹肌紧张,右下腹压痛、反跳痛不明显,结肠充气试验(+),该病人首选的治疗方法是()。
A.局部理疗
B.禁食,置胃管
C.手术
D.应用抗菌药
E.中药治疗