下列命题中,是真命题的是[ ]
A.内错角相等
B.同位角相等,两直线平行
C.互补的两角必有一条公共边
D.一个角的补角大于这个角
答案:B
在诊断ITP中起关键作用的指标是
A.血小板计数
B.血小板平均体积
C.血栓止血检验
D.血小板寿命及抗体测定
E.血液涂片检查
—When will he leave for Shanghai?
—As soon as he _______ his work. [ ]
A. finished
B. will finish
C. is finishing
D. finishes