【单选题】1mol·L -1 的NaCl溶液表示( )
【简答题】声音的传播需要 ,月球上没有空气,宇航员只能通过无线电交谈,说明 不能传播声音。
【单选题】学过了物质的量浓度的概念后,你认为1 mol/L硫酸溶液的含义应是 [ ]
C.
将98 g H 2 SO 4 溶于1L水中所配成的溶液
D.
指每1L硫酸溶液中含有98g H 2 SO 4
【简答题】Heathcliff is a character in the novel______. This novel shows that pure and true love in a class society is impossible of attainment. Its author is Emily Bronte.
【判断题】The letter "A" symbolizes for Angle in this novel.
【单选题】In this novel, the author his heroine in a few paragraphs.
【单选题】In this novel, the author presented to the readers except .
A.
The heroine is a sweet, hard-working girl.
B.
Her purity is not welcomed by the bourgeois society.
C.
The heroine is the victim of the economic oppression which is the result of capitalist invasion and social injustice.
D.
Men and women are equal in the bourgeois society.
【单选题】王女士,50岁,糖尿病入院治疗,意识清醒。适用于该病人的护患关系模式是