are your parents going to work___ bikes or____bus?A on their；by B by；by C on；on the D by；on a

are these your parents Oh,are () your parents? What are your parents l( ) 填空 Your parents are your ( ) and ( )Your parents are your ( ) and ( ) My parents are (at home)括号进行提问() ()your parents? what are your parents怎么回答 Are you good w_______ your parents? Are those your parents?肯定回答 Are those your parents?做肯定回答 what are your parents 的中文意思 What are your parents 改为同义句 Where____ your parents?is am are 连词成句：those your are parents(?) Are these your parents?怎样回答 Are these your parents 做肯定回答 Are these your parents ?否定回答 How old are your parents?如何回答 How are your parents的答句