可导致血小板减少的疾病有()
A.急性粒细胞白血病
B.原发性血小板减少性紫癜
C.再生障碍性贫血
D.真性红细胞增多症
E.过敏性紫癜
参考答案:A, B, C
采用的DQL1250/1500•30型斗轮堆取料机其取料能力为()。
A.1500t/h
B.1300t/h
C.1250t/h
The children in the orphanage requested they ______on a tour across the city.
A.take
B.took
C.be taken
D.were taken