第7题: [单项选择]关于先天性甲状腺功能减低症新生儿期的筛查,下列哪项不正确的() A. 国内外大多采用出生后2~3天新生儿干血滴纸片检测T浓度作为初筛 B. 初筛后如果TSH>20mU/L,再采集血清标本检测T、TSH以确诊 C. 此检查方法假阳性率和假阴性率较低 D. 可以早期诊断、早期治疗 E. 是我国母婴保健法规定的筛查病之一 参考答案:A
第31题: [单项选择]The girl was ______ in trimming her new apartment as she was going to celebrate her wedding ceremony. A. prepared B. employed C. busy D. concentrated 参考答案:B 答案解析:根据句子的语义只能选用employed。be employed in doing sth这个结构的意思是“专心致志地干某事”;be prepared to do sth表示“乐意干某事”;be bus