元素周期表是学习与研究化学的重要工具,1869年发表了第一份元素周期表的科学家是( )
A:Good morning.
B:____
A:I am Li Fei.____
B:My name is Wang Qiang.
A:____
B:Yes,I am.
A:I am twelve.____
B:I am twelve too.
B:OK! Let's go.
A.Good idea!
B.How are you?
C.Good morning.
D.What about you?
E.What's your name?
F.Are you from Beijing?
G.Let's go and play football.
印度是全球经济增长最快的国家之一,其突出的经济增长点是( )