目前根据国家“母婴保健法”的规定：已对________，__________开展新生儿期筛查。
参考答案：先天性甲状功能减低症；苯丙酮尿症
将下列句子由间接引语变为直接引语。
1. My father asked me what I was doing in my room.
_____________________________________________________________
2. She told us not to touch anything unless told to when we were in the lab.
3. He told me never to phone him after midnight.
4. He asked us to tidy the lab as soon as we could.
在拱的安装施工中，拱段接头采用现浇混凝土时必须保证其强度达到()以上时方可进行拱上建筑施工。
A.80%
B.60%
C.70%
D.90%
