题干
Mike his homework in the evening?
A：Do; do
B：Do; does
C：Does ;do
D：Does ;/
答案(点此获取答案解析）
C
Mike his homework in the evening?
A：Do; do
B：Do; does
C：Does ;do
D：Does ;/
中，若
，则该三角形一定是（ ）
