新生儿缺氧缺血性脑病多见于
A.早产儿
B.小于胎龄儿
C.足月儿
D.微小儿
E.足月小样儿
参考答案:C
IgG增高的有()。
A.肾病综合征
B.慢性肝炎
C.重链病
D.链球菌感染
E.轻链病
The ratio of the work done by the machine()the work done on it is called the efficiency of the machine.
A.against
B.with
C.to
D.for