有句俗语是这么说的:“花在林则生,离枝则死;鸟在林则乐。离群则悲。”你对它的正确理解是 ( )
A:个人离不开集体,学校是我们成长的园地
B:集体离不开个人,团结就是力量
C:优秀的班集体由个性各异的人组成
D:人与动植物不同,人要学会独立
①∠CAD=30° ②BD= 7 ③S平行四边形ABCD=AB•AC ④OE= 14 AD ⑤S△APO= 312 ,正确的个数是( )
请对此作简要评论。
We'll have a Christmas Party on Christmas Day! What can you do for the party,my dear friends? Oh,let me see.Tina can sing some nice songs.Mary can dance.Peter can do some kung fu.Mike can draw cartoons.Liu Yun can play the pipa and John can play the piano.They are helpful! What can I do? Oh,I can play the violin! My English teacher,Miss Lee,can sing and dance for us.We are so happy and we can't wait!
香港是著名的自由港,主导产业是( )