棒状小体(Auer)最常见于()
A.急性粒细胞白血病
B.急性淋巴细胞白血病
C.急性单核细胞白血病
D.急性早幼粒细胞白血病
E.急性红白血病
参考答案:D
在□ABCD中,CA⊥AB,∠BAD=120°,若BC=10cm,则AC=( ),AB=( ).
Put your hands behind your back. Don't speak. We'll ______ in ten minutes. [ ]
A. back
B. be back
C. are back
D. are back to you