A:alone
B:lonely
C:loudly
–How far is it from the railway station to the hotel?–It's about ______ walk.
某反比例函数的图象经过点(-2,3),则此函数图象也经过点( )
按要求填空:
①葡萄糖的分子式 ____; ②乙炔的电子式 ____; ③2﹣甲基﹣1﹣戊烯的键线式 ____