（ ）10.Both his parents look sad.Maybe they ______what's happened to him .A.knew B.have known C.must know D.will know（ ）11.He has _______ been to Shanghai ,has he A.already B.never C.ever D.still（ ）12.The famous writer _____ one new book i

：His parents ——teachers.（ 该填are both,还是 both are）? Both his father and his mother are tea chers...（改成否定句）快! He lost both his girlfriend and his show.(改为同义句） 快!Both his father and his mother are tea chers...（改成否定句）Both his father and his mother are tea chers...（改成否定句）改成! his father his moth is a do ctor. All the children are having an English party now改为一般疑问句Jack is writing an email to his paren in the library对划线部分进行提问（划线部分是in the library）Is your father having a haircut now?做肯定回答Tony is looking put them both into his mouth 中的 both 是什么用法 英语改写句子,when they know that his parents both were dead,they were filled with more admiration for his success.(句意不变）when they know that his parents both were dead,they admired his success_____ _____. his school is beautiful .my school is beautiful,too .(改为同义句） his school and both beautiful Both his mother and father______(be)doctors his ------made both of his parents very happy.(achieve /achievement) At last,he noticed his friends were both out of sight.同义句转换At last,he noticed his friends were both out of sight.At last,he saw（ ）（）his friend 1 parents are comming to china.A.The both of his B.His both C.The both his D.Both of bus I talk ___student and his parents.A.both to the B.to both the C.both the D.the both His parents are both teachers.和His parents both are teachers.哪句才对? 他的双亲,是his both parents还是both of his parents Both his monther and brother＿＿＿＿＿（be）Both his monther and brother＿＿＿＿＿（be） to Beijing twice空空填什么? The poor boy is called Bob. He lost both his parents in the earthquake.(合并为一句）The poor boy ____ _____ lost both his parents in the earthquake. They are both his daddies.请问这里的both是什么词性的词