Thestory-theTwenty-four Filial Exemplars(二十四孝)depicts how children exercised their ______in the past.
A. filial piety
B. friendship
C. chivalry
D. respect
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“Day as a teacher, life for the father”means we should show resect to our______.
A. teacher
B. friends
C. brother
D. parents
以下不是canvas的方法是?
A. getContext()
B. fill()
C. stroke()
D. controller()
在HTML5页面中添加canvas元素,必须定义canvas元素的id属性值以便接下来的调用
A. 对
B. 错