jack's grandfather doesn't know how he should use a computerJack's grandfather doesn't know how __ __ a computer

Jack's grandfather doesn't konw how he should use a computer.（改为同义句） jack's grandfather doesn't know how he should use a computerJack's grandfather doesn't know how __ __ a computer Jack will hold a party to celebrate his grandfather's ()birthday.A,eighties B,eight C,eightieth D,the eightieth最好能说明原因B打错了，是eighty Grandfather's Clock 歌词 This is ____ mother.A.Jack and Jane B.Jack's and Jane's C.Jack and Jane;s D.Jack and Jane打错了 C.Jack and Jane‘s D.Jack's and Jane Mr Black is a friend of ______.A.Jack's aunt B.Jack aunt's C.jack's aunt D.aunt's of jack Mrs.Bond is an old friend of_____A.Jack mother B.Jack mother's C.Jack's mother D.Jack's mother's This coat is ---.a.Mary brother Jack's b.Mary brother's Jack c.Mary's brother Jack's d.Mary brother Jack My Grandfather's Clock 歌词 whose room is this?It's___.they are brothers.A:Jack;s and Jim's B .jack and jim's C.jack's and whose room is this?It's___.they are brothers.A:Jack;s and Jim's B .jack and jim's C.jack's and jim D Jack and Jim为什么的？是 jack's and jim's 为什 ____ made her mother very angry.A.Helen's married Jack B.Helen has married Jack C.Helen marrying Jack D.Helen's marrying Jack Happiness __A__in her grandfather 's eyes every time he hears her voice.A.shines B.is shone C.has shone D.was shone.---Jack ,I haven't seen you these days.---I __A__for the coming English test.A.am studying B.have studied C.was studyingD.had studied What's your grandfather's job. Mr Black is a friend of ______.A.Jack's aunt's B.Jack aunt C.jack aunt's D.aunt's of jack为什么选A不选C呢?哪位大大知道呢? Happiness-----in her grandfather's eyes every dayA shines B is shone C has shone D was shone your grandfather's mother is your ( )about your grandfather?He's better today. Jack’s school