More than one student, along with some parents, ____ quizzed for information on the reference book so far. [ ]

A. was

B. were

C. have been

D. has been

①铁熔化成铁水；②葡萄酿成酒；③铜能变成铜绿；④胆矾是蓝色晶体。

(1)描述物理性质的是          

(2)描述化学性质的            

(3)属于物理变化的是              

(4)属于化学变化的是