---Rose, mind your step! Aunt Jane slipped over on the wet floor and broke her leg yesterday．

--- ______．

A．It’s none of your business

B．It doesn’t matter to me

C．Thank you for your reminding

D．I will remember your words

患儿男，生后2天，出生体重为2400g。因吸入性肺炎入院，入院时患儿呼吸急促，口唇稍发绀。即置于辐射保暖床上抢救。

该患儿吸氧的流量应选择每分钟为（）

A.1L

B.2L

C.3L

D.4L

E.5L