[单项选择]孕38周,初产妇,阵发性腹痛12小时,阴道流水1小时入院。查:孕妇烦躁不安,痛苦面容,BP130/85mmHg,P100次/分,腹隆起,宫底脐上3指,腹围100cm,胎心120次/分,胎头在脐左下。阴道检查:胎儿手脱出阴道,可与右手相握,肩胛骨朝向前方宫口已开大3cm,阴道口有羊水外流,此时最佳的处理方法为:() A. 剖宫产 B. 等待宫口开大至5cm时行内转胎位术 C. 镇静 D. 待宫开全后行内转胎位术 E. 行外转胎位术
第30题: [单项选择]Eye doctors recommend that a child’s first eye exam ________ at the age of six months old. A. was B. be C. were D. is 参考答案:B 答案解析:recommend建议,其后常接that引导的宾语从句,而宾语从句中要用sb.shoulddo或者sth.shouldbedone的形式,should常可省略。故本题应选B项。