They are both"expressed" and "implied" term in a contractterms在这里怎么翻译?怎么理解?

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 they ------teachers.a.both are b.are both 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 They are both student.改同义句 workers both are they 【连词成句】 they are ------ students 空里用all 还both 改错They both are in Class1,Grade8. What are they both late for? 翻译 They are both kind to us my parents ----teachers ,are you parents both teachers yes they ----.A.both are,are both B.are both ,are both C.both are,both areD.ARE both are both ,为什么