单选题 W: I'm taking the train downtown to go shopping.M:______

A、 Well, you' d better keep an eye on your wallet.
B、 Why don' t you stay at home and watch your baby?
C、 By the way, what about your plan to visit your parents?
D、 Take the train? You' re a fool.

【正确答案】 A

【答案解析】