题干
-- Excuse me. you a pencil?
-- Yes, I .
A：Can; have; can
B：Do; have; have
C：Can; have; do
D：Do; have; do
答案(点此获取答案解析）
D
-- Excuse me. you a pencil?
-- Yes, I .
A：Can; have; can
B：Do; have; have
C：Can; have; do
D：Do; have; do
上的一点P,到椭圆一个焦点的距离为３,则P到另一焦点距离为 ( )