an Australia animal like a small bear with grey fur which lives in trees and eats leaves: ____
-- How are you?
-- I'm .
阳春三月,我和爸爸来到了民族村,热情的村民们燃起了biān pào____。欢迎我们。走进村里,到处zhāng dēng jié cǎi____,热闹非凡。我品尝了美味的zhēn zi____和bǎn lì____;欣赏了dūn hòu____的村民们表演的节目,精彩的节目yǎn yì____出浓郁的民俗文化yùn wèi____。
如图,已知AD是△ABC的边BC上的高,下列能使△ABD≌△ACD的条件是( )
已知:2CH3CHO →NaOH CH2CH(OH)CH2CHO →△ CH2CH=CHCHO