样衣制作能为制定生产定额、进行成衣核算提供重要依据。( )
参考答案：对
胫骨中下1/3骨折愈合较慢的主要原因是
A．附近的主要血管损伤
B．附近的周围神经损伤
C．远骨折段完全丧失血液供应
D．两骨折段血液供应减少
E．远骨折段血液供应减少
— What sort of car do you want to have? An expensive one?
— Well,it _____ be expensive-that's not important. [ ]
A. mustn't
B. needn't
C. can't
D. won't
