What are they both late for?

What are they both late for? What do your parents do?They -----office workers.A.are both.B.both are.C.are all D.all are what are your parents?both of them are teachers.此句中的both of them are teachers能否换成they are both teachers. 是THEY ARE BOTH 还是THEY BOTH ARE They both are 还是They are both原因 they are both australian 还是 they are both australians They are both late now what do your parents do?they are both ( ) 填工程师 怎么填? what good parents both of they are.这句感叹句对吗? they ------teachers.a.both are b.are both useful work they are doing!A.What B.what a C.How a D.howHis parents teachers.Aboth are B.are allc.all are D.are both 改同义句(2句)They are both teachers.------of-------are teachers.What does your sister do?-------- -------your sister. 他们都是,是both are they 还是 they both are?Are your parents teachers?Yes,both are they Yes,they both are原题是这样的 They are both from China.They are all from China. they are both as happy as they are old, They are both students.改为同义句 They are both teachers.(改为同义句) They are both office workers是什么意思