---- Water can dissolve almost anything and give nutrients to creatures.

---- Yes, and that’s one of its ______.

A．characters

B．properties

C．qualities

D．ability

强迫症的主要症状是（）。

A.强迫观念和强迫动作

B.被害妄想和被控制妄想

C.紧张性木僵

D.思维中断和思维不连贯

E.自主神经功能亢进和运动性不安