问题
选择题
下列物质中含氢原子个数最多的是( )
A.5gH2
B.2molH2O
C.23gC2H5OH
D.1molNH3
答案
答案:A
下列物质中含氢原子个数最多的是( )
A.5gH2
B.2molH2O
C.23gC2H5OH
D.1molNH3
答案:A
选词填空(共l0小题.每小题l分。共10分) 请根据所给句子的内容,从下面的方框中选出适当的词,并用其正确的形式填在答题卡相应的横线上。每空一词,每词限用一次。
小题2:Mother’s Day is on the ____________Sunday of May. 小题3:There ____________ little meat in the fridge. Let’s go to the market and buy some. 小题4:The 45th World Gymnastics Championships will be held in Nanning on October 3, 2014. Many gymnastics ____________ will come to Nanning. 小题5:Miss Li is a nice teacher. She ___________ us English. 小题6:Guangxi is in the ____________ part of China. 小题7:The math problem is so easy, I can work it out ____________ . 小题8:She is looking forward to _____________ Beihai with her parents next month. 小题9:You’ve put on so much weight. You should do________ exercise and eat less unhealthy food. 小题10: This photo was taken by a ten-year-old boy. It shows the___________ of Nanning. |