题目内容
（请给出正确答案）
[主观题]
Wolfgang's father told him he couldn't play the piano yet because ______.A．his sister was
Wolfgang's father told him he couldn't play the piano yet because ______.
A．his sister was taking lessons
B．he had to help his mother
C．he was too small
D．he had to wait for sister to finish practising
如搜索结果不匹配，请 联系老师 获取答案
