A.对
B.错
[单选题]A.291.6B.353.8C.376.9D.402.7
[判断题]A.对B.错
[单选题]A.四分音符B.二分音符C.附点八分音符D.附点四分音符
[单选题]A.线性相关B.线性无关C.对应分量成比例D.可能有零向量
[单选题]A.B.C.D.