0.01mol某种有机物完全燃烧后,生成二氧化碳和0.54g H2O,则该有机物不可能是( )
A.丙烯
B.乙烷
C.乙醇
D.乙酸
答案:D
附加题 : 本大题供所有同学选做,每小题2分,共20分,得分计入总成绩。
指错(下面每句话中有一处错误,从A、B、C、D中选出错误的一项,填在答题卡中相应位置,勿需改正)
It was very kind for them to meet me at the railway station.
A B C D
Some people read the books and watch TV while others have sports.
They will very happy when I tell them the news.
I had to drive to home because my friend Bob had drunk too much beer.
I′ll have the car wait at the gate.Will that be all right?
Tom and Jane went on do their homework till midnight.
I want to thank you again for have me in your home for the holiday .
That pair of trousers of yours are very dirty, you’d better clean it.
Know some everyday English will be of great help.
We hope you a pleasant trip back home.
关于Apgar评分,下列哪项正确
A.新生儿一旦娩出,应立即进行Apgar评分B.Apgar评分是以呼吸状态为基础的C.1分钟Apgar评分可反映新生儿的预后D.Apgar评分是以皮肤颜色为基础的E.分娩时Apgar评分可反映胎儿宫内缺氧状态