在( )里填上合适的数。
( )÷( )=6 ( )×( )=18
12÷2=6;24÷4=6;2×9=18;3×6=18;(答案不唯一)
You _______ to tell him the news. It will make him sad. [ ]
A. needn't
B. shouldn't
C. couldn't
D. don't need
手部严重感染迁延较久时,可能导致的严重后遗症是()
A.粘连挛缩导致功能障碍
B.影响美观
C.色素沉着
D.废用性肌萎缩
E.水肿