the boy's father goes to work at seven twenty就划线部分提问!划线部分是at seven twenty!

The boy is sitting on his father's k______. The boy's face is like his father 英语翻译the boy [ ] [ ] his father. __________ the assignment made his father lose his temper.A.The boy’s not having done B.The boy Soon ,the boy's father had a session with the family physician The little boy is r_ on his father's shoulder.根据首字母写单词 the boy‘s father is a computer programmer .He works in a computer c____ Tom's father is p____ so the boy has ni bike The boy's father likes appers very much.的一般疑问句 the boy's father built them a large sand box in which to play如何翻译 the two boy's father is an English teacher 哪里错了啊... （） seeing him,the boy's father yelled.（）中应填A.when B.while The two boy's father is an English teacher.哪一处有错? The boy's father was really ___ ,bexause the young man saved his son(以a开头） the boy could tell by his father‘s firm voice that the decision was fixed中tell有错吗? The boy stopped playing computer games when he saw the () look on his father's face(seriously) i don't remember his telling us中为何要用his不能用he the boy's not having done the assignment made his father lose his temper.中为何要用the boy's不能用the boy? ______the assignment made his father lose his temperA the boy ‘s not having done B the boy not having done请解释一下,为什么选A