高音扬声器是由高音头和（）两部分组成。
A.扬声器筒
B.低音头
C.磁头
D.话筒
参考答案：A
—___________ Dale like bananas?
—Yes, ___________. [ ]
A. Do; he do
B. Do; I do
C. Does; he does
D. Does; she don't
何谓心搏骤停？
