Does Lily come from _______UK_______ the USA? [ ]
A. /; and
B. a; or
C. the; or
答案:C
女,4岁,1岁以前生长发育正常。后逐渐出现头部生长减慢,手部运动不灵活,刻板的手指活动,无法和周围的人交流,不能行走,智力倒退,生活完全需要他人协助,时有抽搐。患者可能属于()
A.儿童孤独症
B.Rett综合征
C.重度精神发育迟滞
D.极重度精神发育迟滞
E.癫痫
A wind has caused a difference between drafts starboard and port. This difference is().
A.list
B.heel
C.trim
D.flotation