某同学剧烈运动后感到肌肉酸痛,主要原因是肌细胞产生并大量积累了()
A.醋酸
B.酒精
C.乳酸
D.碳酸
参考答案:C
根据短文内容和所给汉语提示,写出空白处各单词的正确形式。
There is an old saying, ‘East or west, home is ____小题1:___(最好).’ It means that nothing can take the place of family.
In my family, there is always____小题2:____(充满)of happiness. My parents seldom help me to finish my homework, but they ____小题3:____(教) me what I should do. For ____小题4:___ (例如), they always tell me that happiness is the ____小题5:___(重要) thing in the world. When I ____小题6:____(失败)in my tests, I always think of it, and then I am not ____小题7:____(伤心) at all. Sometimes, they also tell me not to be so careless . I feel sorry to them because I always make them ___小题8:____(担忧).
In a word, every family has its __小题9:___(自己的) happiness, and I __小题10:___(相信) that wherever I go ,my family will be always behind me.
使用下面的哪条命令可以查找系统中的二进制文件()。
A.which
B.where
C.whichis
D.以上都不是