实施对基层建设的科学指导是领导机关抓基层的主要职责之一.
参考答案：对
用所给单词的适当形式填空。
① _____ ( he) books are in the bookcase.
②These _____ (be) my rulers.
③Are those _____ (she) oranges?
④I _____ ( not know) his name.
⑤Where _____ (be) my keys?
⑥Are these your _____ (photo)?
⑦The _____ (pencil) are on the table.
⑧ _____ ( be) the computer game on the chair?
白血病患者当白细胞＞100×109/L时应用
A．血液透析B．浓集血小板悬液C．抗生素D．血细胞分离机清除过多白细胞E．骨髓及干细胞移植
