中国传统绘画中的六法原则的提出者是:()
A.顾恺之
B.吴道子
C.张择端
D.谢赫
参考答案:D
Even though the famous couple finally divorced(离婚), they are both still _________about their two sons.
A.concerned
B.cared
C.thought
D.come
NA表示阿伏加德罗常数,下列说法正确的是( )
A.在常温、常压下,11.2升N2含有的分子数为0.5 NA
B.标准状况下,22.4LH2和O2的混合气体所含的分子数为NA
C.标准状况下,18g H2O的体积是22.4L
D.1mol任何物质的体积在标准状况下都约是22.4L