在Word2000中可以给段落加()。
A.控点
B.编号
C.多级符号
D.项目符号
参考答案:B, C, D
用数字和化学符号表示:
2个水分子__________; 3个钠离子___________;二氧化硫__________
The Total Physical Response method is a language teaching method which attempts to teach language through ______ activities.