以下哪种不是骨髓增生异常综合征的染色体改变:
A.-5
B.-7
C.t(15;17)
D.5q-
E.+8
参考答案:A
We should consider the students’ request_____ the school library provide more books on popular science.
A.when
B.which
C.that
D.where
成年男性血沉的参考值范围为()。
A.0~5mm/h
B.5~15mm/h
C.0~20mm/h
D.0~15mm/h
E.3~15mm/h