【简答题】背肌的最浅肌层有______肌、______肌、______肌。肩胛背神经支配______肌、______肌。
【单选题】关于脊柱区的肌层,下列哪项是正确的( )
C.
第2层有前锯肌、上后锯肌、下后锯肌、夹肌和菱形肌
【单选题】判断 i 和 j 至少有一个值为非0的表达式是
【单选题】_____ you understand this rule, you will have no difficulty in finishing the task. [ ]
【单选题】对脊柱区肌层的描述,正确的是( )。
D.
第2层有前锯肌、上后锯肌、下后锯肌、夹肌、菱形肌
【单选题】_____ you may face, you must gather your courage to finish it. [ ]
A.
However a difficult task
C.
However difficult a task