— When were you born?
— I was born _______ July 11. 1989.
A:at
B:in
C:on
D:for
①热爱祖国,无私奉献
②自强不息,不畏挫折
③积极服务社会,人生会更精彩
④对家庭和子女不负责任,这样做不值得
丙同学准备用如图一所示的装置和药品,制取二瓶氧气。请回答下列问题: